Mercurial > vim
annotate src/gui_gtk_f.c @ 15125:b101b193d5ff v8.1.0573
patch 8.1.0573: cannot redefine user command without ! in same script
commit https://github.com/vim/vim/commit/55d46913084745a48749d7ac4f48930852e1d87e
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Dec 8 16:03:28 2018 +0100
patch 8.1.0573: cannot redefine user command without ! in same script
Problem: Cannot redefine user command without ! in same script
Solution: Allow redefining user command without ! in same script, like with
functions.
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Sat, 08 Dec 2018 16:15:05 +0100 |
| parents | 11978f68a8c3 |
| children | 7fad90423bd2 |
| rev | line source |
|---|---|
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
| 7 | 2 * |
| 3 * VIM - Vi IMproved by Bram Moolenaar | |
| 4 * | |
| 5 * Do ":help uganda" in Vim to read copying and usage conditions. | |
| 6 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 7 * See README.txt for an overview of the Vim source code. | |
| 8 */ | |
| 9 | |
| 10 /* | |
| 66 | 11 * (C) 1998,1999 by Marcin Dalecki <martin@dalecki.de> |
| 7 | 12 * |
| 13 * Support for GTK+ 2 was added by: | |
| 14 * | |
| 15 * (C) 2002,2003 Jason Hildebrand <jason@peaceworks.ca> | |
| 16 * Daniel Elstner <daniel.elstner@gmx.net> | |
| 17 * | |
| 1207 | 18 * This is a special purpose container widget, which manages arbitrary |
| 19 * children at arbitrary positions width arbitrary sizes. This finally puts | |
| 20 * an end on our resize problems with which we where struggling for such a | |
| 21 * long time. | |
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22 * |
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23 * Support for GTK+ 3 was added by: |
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24 * |
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25 * 2016 Kazunobu Kuriyama <kazunobu.kuriyama@gmail.com> |
| 7 | 26 */ |
| 27 | |
| 28 #include "vim.h" | |
| 29 #include <gtk/gtk.h> /* without this it compiles, but gives errors at | |
| 30 runtime! */ | |
| 31 #include "gui_gtk_f.h" | |
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32 #if !GTK_CHECK_VERSION(3,0,0) |
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33 # include <gtk/gtksignal.h> |
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34 #endif |
| 7 | 35 #ifdef WIN3264 |
| 36 # include <gdk/gdkwin32.h> | |
| 37 #else | |
| 38 # include <gdk/gdkx.h> | |
| 39 #endif | |
| 40 | |
| 41 typedef struct _GtkFormChild GtkFormChild; | |
| 42 | |
| 43 struct _GtkFormChild | |
| 44 { | |
| 45 GtkWidget *widget; | |
| 46 GdkWindow *window; | |
| 47 gint x; /* relative subwidget x position */ | |
| 48 gint y; /* relative subwidget y position */ | |
| 49 gint mapped; | |
| 50 }; | |
| 51 | |
| 52 | |
| 53 static void gtk_form_class_init(GtkFormClass *klass); | |
| 54 static void gtk_form_init(GtkForm *form); | |
| 55 | |
| 56 static void gtk_form_realize(GtkWidget *widget); | |
| 57 static void gtk_form_unrealize(GtkWidget *widget); | |
| 58 static void gtk_form_map(GtkWidget *widget); | |
| 59 static void gtk_form_size_request(GtkWidget *widget, | |
| 60 GtkRequisition *requisition); | |
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61 #if GTK_CHECK_VERSION(3,0,0) |
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62 static void gtk_form_get_preferred_width(GtkWidget *widget, |
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63 gint *minimal_width, |
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64 gint *natural_width); |
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65 static void gtk_form_get_preferred_height(GtkWidget *widget, |
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66 gint *minimal_height, |
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67 gint *natural_height); |
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68 #endif |
| 7 | 69 static void gtk_form_size_allocate(GtkWidget *widget, |
| 70 GtkAllocation *allocation); | |
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71 #if GTK_CHECK_VERSION(3,0,0) |
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72 static gboolean gtk_form_draw(GtkWidget *widget, |
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73 cairo_t *cr); |
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74 #else |
| 7 | 75 static gint gtk_form_expose(GtkWidget *widget, |
| 76 GdkEventExpose *event); | |
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77 #endif |
| 7 | 78 |
| 79 static void gtk_form_remove(GtkContainer *container, | |
| 80 GtkWidget *widget); | |
| 81 static void gtk_form_forall(GtkContainer *container, | |
| 82 gboolean include_internals, | |
| 83 GtkCallback callback, | |
| 84 gpointer callback_data); | |
| 85 | |
| 86 static void gtk_form_attach_child_window(GtkForm *form, | |
| 87 GtkFormChild *child); | |
| 88 static void gtk_form_realize_child(GtkForm *form, | |
| 89 GtkFormChild *child); | |
| 90 static void gtk_form_position_child(GtkForm *form, | |
| 91 GtkFormChild *child, | |
| 92 gboolean force_allocate); | |
| 93 static void gtk_form_position_children(GtkForm *form); | |
| 94 | |
| 95 static void gtk_form_send_configure(GtkForm *form); | |
| 96 | |
| 97 static void gtk_form_child_map(GtkWidget *widget, gpointer user_data); | |
| 98 static void gtk_form_child_unmap(GtkWidget *widget, gpointer user_data); | |
| 99 | |
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100 #if !GTK_CHECK_VERSION(3,0,0) |
| 7 | 101 static GtkWidgetClass *parent_class = NULL; |
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102 #endif |
| 7 | 103 |
| 104 /* Public interface | |
| 105 */ | |
| 106 | |
| 107 GtkWidget * | |
| 108 gtk_form_new(void) | |
| 109 { | |
| 110 GtkForm *form; | |
| 111 | |
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112 #if GTK_CHECK_VERSION(3,0,0) |
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113 form = g_object_new(GTK_TYPE_FORM, NULL); |
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114 #else |
| 7 | 115 form = gtk_type_new(gtk_form_get_type()); |
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116 #endif |
| 7 | 117 |
| 118 return GTK_WIDGET(form); | |
| 119 } | |
| 120 | |
| 121 void | |
| 122 gtk_form_put(GtkForm *form, | |
| 123 GtkWidget *child_widget, | |
| 124 gint x, | |
| 125 gint y) | |
| 126 { | |
| 127 GtkFormChild *child; | |
| 128 | |
| 129 g_return_if_fail(GTK_IS_FORM(form)); | |
| 130 | |
| 129 | 131 /* LINTED: avoid warning: conversion to 'unsigned long' */ |
| 7 | 132 child = g_new(GtkFormChild, 1); |
| 133 | |
| 134 child->widget = child_widget; | |
| 135 child->window = NULL; | |
| 136 child->x = x; | |
| 137 child->y = y; | |
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138 #if GTK_CHECK_VERSION(3,0,0) |
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139 gtk_widget_set_size_request(child->widget, -1, -1); |
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140 #else |
| 7 | 141 child->widget->requisition.width = 0; |
| 142 child->widget->requisition.height = 0; | |
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143 #endif |
| 7 | 144 child->mapped = FALSE; |
| 145 | |
| 146 form->children = g_list_append(form->children, child); | |
| 147 | |
| 148 /* child->window must be created and attached to the widget _before_ | |
| 149 * it has been realized, or else things will break with GTK2. Note | |
| 150 * that gtk_widget_set_parent() realizes the widget if it's visible | |
| 151 * and its parent is mapped. | |
| 152 */ | |
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153 if (gtk_widget_get_realized(GTK_WIDGET(form))) |
| 7 | 154 gtk_form_attach_child_window(form, child); |
| 155 | |
| 156 gtk_widget_set_parent(child_widget, GTK_WIDGET(form)); | |
| 157 | |
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158 if (gtk_widget_get_realized(GTK_WIDGET(form)) |
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159 && !gtk_widget_get_realized(child_widget)) |
| 7 | 160 gtk_form_realize_child(form, child); |
| 161 | |
| 162 gtk_form_position_child(form, child, TRUE); | |
| 163 } | |
| 164 | |
| 165 void | |
| 166 gtk_form_move(GtkForm *form, | |
| 167 GtkWidget *child_widget, | |
| 168 gint x, | |
| 169 gint y) | |
| 170 { | |
| 171 GList *tmp_list; | |
| 172 GtkFormChild *child; | |
| 173 | |
| 174 g_return_if_fail(GTK_IS_FORM(form)); | |
| 175 | |
| 176 for (tmp_list = form->children; tmp_list; tmp_list = tmp_list->next) | |
| 177 { | |
| 178 child = tmp_list->data; | |
| 179 if (child->widget == child_widget) | |
| 180 { | |
| 181 child->x = x; | |
| 182 child->y = y; | |
| 183 | |
| 184 gtk_form_position_child(form, child, TRUE); | |
| 185 return; | |
| 186 } | |
| 187 } | |
| 188 } | |
| 189 | |
| 190 void | |
| 191 gtk_form_freeze(GtkForm *form) | |
| 192 { | |
| 193 g_return_if_fail(GTK_IS_FORM(form)); | |
| 194 | |
| 195 ++form->freeze_count; | |
| 196 } | |
| 197 | |
| 198 void | |
| 199 gtk_form_thaw(GtkForm *form) | |
| 200 { | |
| 201 g_return_if_fail(GTK_IS_FORM(form)); | |
| 202 | |
| 203 if (form->freeze_count) | |
| 204 { | |
| 205 if (!(--form->freeze_count)) | |
| 206 { | |
| 207 gtk_form_position_children(form); | |
| 208 gtk_widget_queue_draw(GTK_WIDGET(form)); | |
| 209 } | |
| 210 } | |
| 211 } | |
| 212 | |
| 213 /* Basic Object handling procedures | |
| 214 */ | |
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215 #if GTK_CHECK_VERSION(3,0,0) |
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216 G_DEFINE_TYPE(GtkForm, gtk_form, GTK_TYPE_CONTAINER) |
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217 #else |
| 7 | 218 GtkType |
| 219 gtk_form_get_type(void) | |
| 220 { | |
| 221 static GtkType form_type = 0; | |
| 222 | |
| 223 if (!form_type) | |
| 224 { | |
| 1884 | 225 GtkTypeInfo form_info; |
| 226 | |
| 1885 | 227 vim_memset(&form_info, 0, sizeof(form_info)); |
| 1884 | 228 form_info.type_name = "GtkForm"; |
| 229 form_info.object_size = sizeof(GtkForm); | |
| 230 form_info.class_size = sizeof(GtkFormClass); | |
| 231 form_info.class_init_func = (GtkClassInitFunc)gtk_form_class_init; | |
| 232 form_info.object_init_func = (GtkObjectInitFunc)gtk_form_init; | |
| 7 | 233 |
| 234 form_type = gtk_type_unique(GTK_TYPE_CONTAINER, &form_info); | |
| 235 } | |
| 236 return form_type; | |
| 237 } | |
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238 #endif /* !GTK_CHECK_VERSION(3,0,0) */ |
| 7 | 239 |
| 240 static void | |
| 241 gtk_form_class_init(GtkFormClass *klass) | |
| 242 { | |
| 243 GtkWidgetClass *widget_class; | |
| 244 GtkContainerClass *container_class; | |
| 245 | |
| 246 widget_class = (GtkWidgetClass *) klass; | |
| 247 container_class = (GtkContainerClass *) klass; | |
| 248 | |
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249 #if !GTK_CHECK_VERSION(3,0,0) |
| 7 | 250 parent_class = gtk_type_class(gtk_container_get_type()); |
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251 #endif |
| 7 | 252 |
| 253 widget_class->realize = gtk_form_realize; | |
| 254 widget_class->unrealize = gtk_form_unrealize; | |
| 255 widget_class->map = gtk_form_map; | |
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256 #if GTK_CHECK_VERSION(3,0,0) |
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257 widget_class->get_preferred_width = gtk_form_get_preferred_width; |
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258 widget_class->get_preferred_height = gtk_form_get_preferred_height; |
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259 #else |
| 7 | 260 widget_class->size_request = gtk_form_size_request; |
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261 #endif |
| 7 | 262 widget_class->size_allocate = gtk_form_size_allocate; |
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263 #if GTK_CHECK_VERSION(3,0,0) |
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264 widget_class->draw = gtk_form_draw; |
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265 #else |
| 7 | 266 widget_class->expose_event = gtk_form_expose; |
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267 #endif |
| 7 | 268 |
| 269 container_class->remove = gtk_form_remove; | |
| 270 container_class->forall = gtk_form_forall; | |
| 271 } | |
| 272 | |
| 273 static void | |
| 274 gtk_form_init(GtkForm *form) | |
| 275 { | |
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276 #if GTK_CHECK_VERSION(3,0,0) |
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277 gtk_widget_set_has_window(GTK_WIDGET(form), TRUE); |
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278 #endif |
| 7 | 279 form->children = NULL; |
| 280 form->bin_window = NULL; | |
| 281 form->freeze_count = 0; | |
| 282 } | |
| 283 | |
| 284 /* | |
| 285 * Widget methods | |
| 286 */ | |
| 287 | |
| 288 static void | |
| 289 gtk_form_realize(GtkWidget *widget) | |
| 290 { | |
| 291 GList *tmp_list; | |
| 292 GtkForm *form; | |
| 293 GdkWindowAttr attributes; | |
| 294 gint attributes_mask; | |
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295 GtkAllocation allocation; |
| 7 | 296 |
| 297 g_return_if_fail(GTK_IS_FORM(widget)); | |
| 298 | |
| 299 form = GTK_FORM(widget); | |
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300 gtk_widget_set_realized(widget, TRUE); |
| 7 | 301 |
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302 gtk_widget_get_allocation(widget, &allocation); |
| 7 | 303 attributes.window_type = GDK_WINDOW_CHILD; |
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304 attributes.x = allocation.x; |
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305 attributes.y = allocation.y; |
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306 attributes.width = allocation.width; |
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307 attributes.height = allocation.height; |
| 7 | 308 attributes.wclass = GDK_INPUT_OUTPUT; |
| 309 attributes.visual = gtk_widget_get_visual(widget); | |
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310 #if GTK_CHECK_VERSION(3,0,0) |
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311 attributes.event_mask = GDK_EXPOSURE_MASK; |
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312 #else |
| 7 | 313 attributes.colormap = gtk_widget_get_colormap(widget); |
| 314 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK; | |
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315 #endif |
| 7 | 316 |
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317 #if GTK_CHECK_VERSION(3,0,0) |
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318 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL; |
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319 #else |
| 7 | 320 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP; |
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321 #endif |
| 7 | 322 |
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323 gtk_widget_set_window(widget, |
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324 gdk_window_new(gtk_widget_get_parent_window(widget), |
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325 &attributes, attributes_mask)); |
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326 gdk_window_set_user_data(gtk_widget_get_window(widget), widget); |
| 7 | 327 |
| 328 attributes.x = 0; | |
| 329 attributes.y = 0; | |
| 330 attributes.event_mask = gtk_widget_get_events(widget); | |
| 331 | |
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332 form->bin_window = gdk_window_new(gtk_widget_get_window(widget), |
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333 &attributes, attributes_mask); |
| 7 | 334 gdk_window_set_user_data(form->bin_window, widget); |
| 335 | |
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336 #if GTK_CHECK_VERSION(3,0,0) |
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337 { |
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338 GtkStyleContext * const sctx = gtk_widget_get_style_context(widget); |
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339 |
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340 gtk_style_context_add_class(sctx, "gtk-form"); |
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341 gtk_style_context_set_state(sctx, GTK_STATE_FLAG_NORMAL); |
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342 # if !GTK_CHECK_VERSION(3,18,0) |
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343 gtk_style_context_set_background(sctx, gtk_widget_get_window(widget)); |
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344 gtk_style_context_set_background(sctx, form->bin_window); |
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345 # endif |
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346 } |
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347 #else |
| 7 | 348 widget->style = gtk_style_attach(widget->style, widget->window); |
| 349 gtk_style_set_background(widget->style, widget->window, GTK_STATE_NORMAL); | |
| 350 gtk_style_set_background(widget->style, form->bin_window, GTK_STATE_NORMAL); | |
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351 #endif |
| 7 | 352 |
| 353 for (tmp_list = form->children; tmp_list; tmp_list = tmp_list->next) | |
| 354 { | |
| 355 GtkFormChild *child = tmp_list->data; | |
| 356 | |
| 357 gtk_form_attach_child_window(form, child); | |
| 358 | |
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359 if (gtk_widget_get_visible(child->widget)) |
| 7 | 360 gtk_form_realize_child(form, child); |
| 361 } | |
| 362 } | |
| 363 | |
| 364 | |
| 365 /* After reading the documentation at | |
| 366 * http://developer.gnome.org/doc/API/2.0/gtk/gtk-changes-2-0.html | |
| 367 * I think it should be possible to remove this function when compiling | |
| 368 * against gtk-2.0. It doesn't seem to cause problems, though. | |
| 369 * | |
| 370 * Well, I reckon at least the gdk_window_show(form->bin_window) | |
| 371 * is necessary. GtkForm is anything but a usual container widget. | |
| 372 */ | |
| 373 static void | |
| 374 gtk_form_map(GtkWidget *widget) | |
| 375 { | |
| 376 GList *tmp_list; | |
| 377 GtkForm *form; | |
| 378 | |
| 379 g_return_if_fail(GTK_IS_FORM(widget)); | |
| 380 | |
| 381 form = GTK_FORM(widget); | |
| 382 | |
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383 gtk_widget_set_mapped(widget, TRUE); |
| 7 | 384 |
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385 gdk_window_show(gtk_widget_get_window(widget)); |
| 7 | 386 gdk_window_show(form->bin_window); |
| 387 | |
| 388 for (tmp_list = form->children; tmp_list; tmp_list = tmp_list->next) | |
| 389 { | |
| 390 GtkFormChild *child = tmp_list->data; | |
| 391 | |
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392 if (gtk_widget_get_visible(child->widget) |
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393 && !gtk_widget_get_mapped(child->widget)) |
| 7 | 394 gtk_widget_map(child->widget); |
| 395 } | |
| 396 } | |
| 397 | |
| 398 static void | |
| 399 gtk_form_unrealize(GtkWidget *widget) | |
| 400 { | |
| 401 GList *tmp_list; | |
| 402 GtkForm *form; | |
| 403 | |
| 404 g_return_if_fail(GTK_IS_FORM(widget)); | |
| 405 | |
| 406 form = GTK_FORM(widget); | |
| 407 | |
| 408 tmp_list = form->children; | |
| 409 | |
| 410 gdk_window_set_user_data(form->bin_window, NULL); | |
| 411 gdk_window_destroy(form->bin_window); | |
| 412 form->bin_window = NULL; | |
| 413 | |
| 414 while (tmp_list) | |
| 415 { | |
| 416 GtkFormChild *child = tmp_list->data; | |
| 417 | |
| 418 if (child->window != NULL) | |
| 419 { | |
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420 g_signal_handlers_disconnect_by_func(G_OBJECT(child->widget), |
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421 FUNC2GENERIC(gtk_form_child_map), |
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422 child); |
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423 g_signal_handlers_disconnect_by_func(G_OBJECT(child->widget), |
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424 FUNC2GENERIC(gtk_form_child_unmap), |
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425 child); |
| 7 | 426 |
| 427 gdk_window_set_user_data(child->window, NULL); | |
| 428 gdk_window_destroy(child->window); | |
| 429 | |
| 430 child->window = NULL; | |
| 431 } | |
| 432 | |
| 433 tmp_list = tmp_list->next; | |
| 434 } | |
| 435 | |
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436 #if GTK_CHECK_VERSION(3,0,0) |
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437 if (GTK_WIDGET_CLASS (gtk_form_parent_class)->unrealize) |
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438 (* GTK_WIDGET_CLASS (gtk_form_parent_class)->unrealize) (widget); |
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439 #else |
| 7 | 440 if (GTK_WIDGET_CLASS (parent_class)->unrealize) |
| 441 (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget); | |
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442 #endif |
| 7 | 443 } |
| 444 | |
| 445 static void | |
| 446 gtk_form_size_request(GtkWidget *widget, GtkRequisition *requisition) | |
| 447 { | |
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448 g_return_if_fail(GTK_IS_FORM(widget)); |
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449 g_return_if_fail(requisition != NULL); |
| 7 | 450 |
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451 requisition->width = 1; |
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452 requisition->height = 1; |
| 7 | 453 } |
| 454 | |
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455 #if GTK_CHECK_VERSION(3,0,0) |
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456 static void |
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457 gtk_form_get_preferred_width(GtkWidget *widget, |
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458 gint *minimal_width, |
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459 gint *natural_width) |
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460 { |
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461 GtkRequisition requisition; |
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462 |
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463 gtk_form_size_request(widget, &requisition); |
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464 |
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465 *minimal_width = requisition.width; |
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466 *natural_width = requisition.width; |
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467 } |
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469 static void |
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470 gtk_form_get_preferred_height(GtkWidget *widget, |
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471 gint *minimal_height, |
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472 gint *natural_height) |
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473 { |
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474 GtkRequisition requisition; |
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475 |
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476 gtk_form_size_request(widget, &requisition); |
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477 |
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478 *minimal_height = requisition.height; |
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479 *natural_height = requisition.height; |
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480 } |
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481 #endif /* GTK_CHECK_VERSION(3,0,0) */ |
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482 |
| 7 | 483 static void |
| 484 gtk_form_size_allocate(GtkWidget *widget, GtkAllocation *allocation) | |
| 485 { | |
| 486 GList *tmp_list; | |
| 487 GtkForm *form; | |
| 488 gboolean need_reposition; | |
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489 GtkAllocation cur_alloc; |
| 7 | 490 |
| 491 g_return_if_fail(GTK_IS_FORM(widget)); | |
| 492 | |
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493 gtk_widget_get_allocation(widget, &cur_alloc); |
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494 |
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495 if (cur_alloc.x == allocation->x |
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496 && cur_alloc.y == allocation->y |
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497 && cur_alloc.width == allocation->width |
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498 && cur_alloc.height == allocation->height) |
| 7 | 499 return; |
| 500 | |
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501 need_reposition = cur_alloc.width != allocation->width |
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502 || cur_alloc.height != allocation->height; |
| 7 | 503 form = GTK_FORM(widget); |
| 504 | |
| 505 if (need_reposition) | |
| 506 { | |
| 507 tmp_list = form->children; | |
| 508 | |
| 509 while (tmp_list) | |
| 510 { | |
| 511 GtkFormChild *child = tmp_list->data; | |
| 512 gtk_form_position_child(form, child, TRUE); | |
| 513 | |
| 514 tmp_list = tmp_list->next; | |
| 515 } | |
| 516 } | |
| 517 | |
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518 if (gtk_widget_get_realized(widget)) |
| 7 | 519 { |
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520 gdk_window_move_resize(gtk_widget_get_window(widget), |
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521 allocation->x, allocation->y, |
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522 allocation->width, allocation->height); |
| 7 | 523 gdk_window_move_resize(GTK_FORM(widget)->bin_window, |
| 524 0, 0, | |
| 525 allocation->width, allocation->height); | |
| 526 } | |
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527 gtk_widget_set_allocation(widget, allocation); |
| 7 | 528 if (need_reposition) |
| 529 gtk_form_send_configure(form); | |
| 530 } | |
| 531 | |
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532 #if GTK_CHECK_VERSION(3,0,0) |
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533 static void |
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534 gtk_form_render_background(GtkWidget *widget, cairo_t *cr) |
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535 { |
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536 gtk_render_background(gtk_widget_get_style_context(widget), cr, |
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537 0, 0, |
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538 gtk_widget_get_allocated_width(widget), |
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539 gtk_widget_get_allocated_height(widget)); |
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540 } |
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541 |
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542 static gboolean |
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543 gtk_form_draw(GtkWidget *widget, cairo_t *cr) |
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544 { |
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545 GList *tmp_list = NULL; |
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546 GtkForm *form = NULL; |
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547 |
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548 g_return_val_if_fail(GTK_IS_FORM(widget), FALSE); |
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549 |
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550 gtk_form_render_background(widget, cr); |
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551 |
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552 form = GTK_FORM(widget); |
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553 for (tmp_list = form->children; tmp_list; tmp_list = tmp_list->next) |
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554 { |
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555 GtkFormChild * const formchild = tmp_list->data; |
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556 |
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557 if (!gtk_widget_get_has_window(formchild->widget) && |
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558 gtk_cairo_should_draw_window(cr, formchild->window)) |
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559 { |
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560 /* To get gtk_widget_draw() to work, it is required to call |
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561 * gtk_widget_size_allocate() in advance with a well-posed |
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562 * allocation for a given child widget in order to set a |
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563 * certain private GtkWidget variable, called |
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564 * widget->priv->alloc_need, to the proper value; othewise, |
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565 * gtk_widget_draw() fails and the relevant scrollbar won't |
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566 * appear on the screen. |
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567 * |
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568 * Calling gtk_form_position_child() like this is one of ways |
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569 * to make sure of that. */ |
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570 gtk_form_position_child(form, formchild, TRUE); |
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571 |
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572 gtk_form_render_background(formchild->widget, cr); |
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573 } |
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574 } |
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575 |
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576 return GTK_WIDGET_CLASS(gtk_form_parent_class)->draw(widget, cr); |
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577 } |
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578 #else /* !GTK_CHECK_VERSION(3,0,0) */ |
| 7 | 579 static gint |
| 580 gtk_form_expose(GtkWidget *widget, GdkEventExpose *event) | |
| 581 { | |
| 582 GList *tmp_list; | |
| 583 GtkForm *form; | |
| 584 | |
| 585 g_return_val_if_fail(GTK_IS_FORM(widget), FALSE); | |
| 586 | |
| 587 form = GTK_FORM(widget); | |
| 588 | |
| 589 if (event->window == form->bin_window) | |
| 590 return FALSE; | |
| 591 | |
| 592 for (tmp_list = form->children; tmp_list; tmp_list = tmp_list->next) | |
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593 gtk_container_propagate_expose(GTK_CONTAINER(widget), |
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594 GTK_WIDGET(((GtkFormChild *)tmp_list->data)->widget), |
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595 event); |
| 7 | 596 |
| 597 return FALSE; | |
| 598 } | |
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599 #endif /* !GTK_CHECK_VERSION(3,0,0) */ |
| 7 | 600 |
| 601 /* Container method | |
| 602 */ | |
| 603 static void | |
| 604 gtk_form_remove(GtkContainer *container, GtkWidget *widget) | |
| 605 { | |
| 606 GList *tmp_list; | |
| 607 GtkForm *form; | |
| 608 GtkFormChild *child = NULL; /* init for gcc */ | |
| 609 | |
| 610 g_return_if_fail(GTK_IS_FORM(container)); | |
| 611 | |
| 612 form = GTK_FORM(container); | |
| 613 | |
| 614 tmp_list = form->children; | |
| 615 while (tmp_list) | |
| 616 { | |
| 617 child = tmp_list->data; | |
| 618 if (child->widget == widget) | |
| 619 break; | |
| 620 tmp_list = tmp_list->next; | |
| 621 } | |
| 622 | |
| 623 if (tmp_list) | |
| 624 { | |
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625 #if GTK_CHECK_VERSION(3,0,0) |
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626 const gboolean was_visible = gtk_widget_get_visible(widget); |
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627 #endif |
| 7 | 628 if (child->window) |
| 629 { | |
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630 g_signal_handlers_disconnect_by_func(G_OBJECT(child->widget), |
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631 FUNC2GENERIC(>k_form_child_map), child); |
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632 g_signal_handlers_disconnect_by_func(G_OBJECT(child->widget), |
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633 FUNC2GENERIC(>k_form_child_unmap), child); |
| 7 | 634 |
| 635 /* FIXME: This will cause problems for reparenting NO_WINDOW | |
| 636 * widgets out of a GtkForm | |
| 637 */ | |
| 638 gdk_window_set_user_data(child->window, NULL); | |
| 639 gdk_window_destroy(child->window); | |
| 640 } | |
| 641 gtk_widget_unparent(widget); | |
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642 #if GTK_CHECK_VERSION(3,0,0) |
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643 if (was_visible) |
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644 gtk_widget_queue_resize(GTK_WIDGET(container)); |
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645 #endif |
| 7 | 646 form->children = g_list_remove_link(form->children, tmp_list); |
| 647 g_list_free_1(tmp_list); | |
| 648 g_free(child); | |
| 649 } | |
| 650 } | |
| 651 | |
| 652 static void | |
| 653 gtk_form_forall(GtkContainer *container, | |
| 1884 | 654 gboolean include_internals UNUSED, |
| 7 | 655 GtkCallback callback, |
| 656 gpointer callback_data) | |
| 657 { | |
| 658 GtkForm *form; | |
| 659 GtkFormChild *child; | |
| 660 GList *tmp_list; | |
| 661 | |
| 662 g_return_if_fail(GTK_IS_FORM(container)); | |
| 663 g_return_if_fail(callback != NULL); | |
| 664 | |
| 665 form = GTK_FORM(container); | |
| 666 | |
| 667 tmp_list = form->children; | |
| 668 while (tmp_list) | |
| 669 { | |
| 670 child = tmp_list->data; | |
| 671 tmp_list = tmp_list->next; | |
| 672 | |
| 673 (*callback) (child->widget, callback_data); | |
| 674 } | |
| 675 } | |
| 676 | |
| 677 /* Operations on children | |
| 678 */ | |
| 679 | |
| 680 static void | |
| 681 gtk_form_attach_child_window(GtkForm *form, GtkFormChild *child) | |
| 682 { | |
| 683 if (child->window != NULL) | |
| 684 return; /* been there, done that */ | |
| 685 | |
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686 if (!gtk_widget_get_has_window(child->widget)) |
| 7 | 687 { |
| 688 GtkWidget *widget; | |
| 689 GdkWindowAttr attributes; | |
| 690 gint attributes_mask; | |
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691 GtkRequisition requisition; |
| 7 | 692 |
| 693 widget = GTK_WIDGET(form); | |
| 694 | |
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695 #if GTK_CHECK_VERSION(3,0,0) |
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696 gtk_widget_get_preferred_size(child->widget, &requisition, NULL); |
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697 #else |
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698 requisition = child->widget->requisition; |
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699 #endif |
| 7 | 700 attributes.window_type = GDK_WINDOW_CHILD; |
| 701 attributes.x = child->x; | |
| 702 attributes.y = child->y; | |
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703 attributes.width = requisition.width; |
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704 attributes.height = requisition.height; |
| 7 | 705 attributes.wclass = GDK_INPUT_OUTPUT; |
| 706 attributes.visual = gtk_widget_get_visual(widget); | |
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707 #if !GTK_CHECK_VERSION(3,0,0) |
| 7 | 708 attributes.colormap = gtk_widget_get_colormap(widget); |
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709 #endif |
| 7 | 710 attributes.event_mask = GDK_EXPOSURE_MASK; |
| 711 | |
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712 #if GTK_CHECK_VERSION(3,0,0) |
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713 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL; |
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714 #else |
| 7 | 715 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP; |
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716 #endif |
| 7 | 717 child->window = gdk_window_new(form->bin_window, |
| 718 &attributes, attributes_mask); | |
| 719 gdk_window_set_user_data(child->window, widget); | |
| 720 | |
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721 #if GTK_CHECK_VERSION(3,0,0) |
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722 { |
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723 GtkStyleContext * const sctx = gtk_widget_get_style_context(widget); |
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724 |
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725 gtk_style_context_set_state(sctx, GTK_STATE_FLAG_NORMAL); |
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726 # if !GTK_CHECK_VERSION(3,18,0) |
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727 gtk_style_context_set_background(sctx, child->window); |
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728 # endif |
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729 } |
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730 #else |
| 7 | 731 gtk_style_set_background(widget->style, |
| 732 child->window, | |
| 733 GTK_STATE_NORMAL); | |
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734 #endif |
| 7 | 735 |
| 736 gtk_widget_set_parent_window(child->widget, child->window); | |
| 737 /* | |
| 738 * Install signal handlers to map/unmap child->window | |
| 739 * alongside with the actual widget. | |
| 740 */ | |
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741 g_signal_connect(G_OBJECT(child->widget), "map", |
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742 G_CALLBACK(>k_form_child_map), child); |
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743 g_signal_connect(G_OBJECT(child->widget), "unmap", |
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744 G_CALLBACK(>k_form_child_unmap), child); |
| 7 | 745 } |
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746 else if (!gtk_widget_get_realized(child->widget)) |
| 7 | 747 { |
| 748 gtk_widget_set_parent_window(child->widget, form->bin_window); | |
| 749 } | |
| 750 } | |
| 751 | |
| 752 static void | |
| 753 gtk_form_realize_child(GtkForm *form, GtkFormChild *child) | |
| 754 { | |
| 755 gtk_form_attach_child_window(form, child); | |
| 756 gtk_widget_realize(child->widget); | |
| 757 } | |
| 758 | |
| 759 static void | |
| 760 gtk_form_position_child(GtkForm *form, GtkFormChild *child, | |
| 761 gboolean force_allocate) | |
| 762 { | |
| 763 gint x; | |
| 764 gint y; | |
| 765 | |
| 766 x = child->x; | |
| 767 y = child->y; | |
| 768 | |
| 769 if ((x >= G_MINSHORT) && (x <= G_MAXSHORT) && | |
| 770 (y >= G_MINSHORT) && (y <= G_MAXSHORT)) | |
| 771 { | |
| 772 if (!child->mapped) | |
| 773 { | |
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774 if (gtk_widget_get_mapped(GTK_WIDGET(form)) |
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775 && gtk_widget_get_visible(child->widget)) |
| 7 | 776 { |
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777 if (!gtk_widget_get_mapped(child->widget)) |
| 7 | 778 gtk_widget_map(child->widget); |
| 779 | |
| 780 child->mapped = TRUE; | |
| 781 force_allocate = TRUE; | |
| 782 } | |
| 783 } | |
| 784 | |
| 785 if (force_allocate) | |
| 786 { | |
| 787 GtkAllocation allocation; | |
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788 GtkRequisition requisition; |
| 7 | 789 |
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790 #if GTK_CHECK_VERSION(3,0,0) |
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791 gtk_widget_get_preferred_size(child->widget, &requisition, NULL); |
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792 #else |
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793 requisition = child->widget->requisition; |
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794 #endif |
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795 |
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796 if (!gtk_widget_get_has_window(child->widget)) |
| 7 | 797 { |
| 798 if (child->window) | |
| 799 { | |
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800 gdk_window_move_resize(child->window, |
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801 x, y, |
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802 requisition.width, |
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803 requisition.height); |
| 7 | 804 } |
| 805 | |
| 806 allocation.x = 0; | |
| 807 allocation.y = 0; | |
| 808 } | |
| 809 else | |
| 810 { | |
| 811 allocation.x = x; | |
| 812 allocation.y = y; | |
| 813 } | |
| 814 | |
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815 allocation.width = requisition.width; |
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816 allocation.height = requisition.height; |
| 7 | 817 |
| 818 gtk_widget_size_allocate(child->widget, &allocation); | |
| 819 } | |
| 820 } | |
| 821 else | |
| 822 { | |
| 823 if (child->mapped) | |
| 824 { | |
| 825 child->mapped = FALSE; | |
| 826 | |
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827 if (gtk_widget_get_mapped(child->widget)) |
| 7 | 828 gtk_widget_unmap(child->widget); |
| 829 } | |
| 830 } | |
| 831 } | |
| 832 | |
| 833 static void | |
| 834 gtk_form_position_children(GtkForm *form) | |
| 835 { | |
| 836 GList *tmp_list; | |
| 837 | |
| 838 for (tmp_list = form->children; tmp_list; tmp_list = tmp_list->next) | |
| 839 gtk_form_position_child(form, tmp_list->data, FALSE); | |
| 840 } | |
| 841 | |
| 842 void | |
| 843 gtk_form_move_resize(GtkForm *form, GtkWidget *widget, | |
| 844 gint x, gint y, gint w, gint h) | |
| 845 { | |
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846 #if GTK_CHECK_VERSION(3,0,0) |
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847 gtk_widget_set_size_request(widget, w, h); |
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848 #else |
| 7 | 849 widget->requisition.width = w; |
| 850 widget->requisition.height = h; | |
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851 #endif |
| 7 | 852 |
| 853 gtk_form_move(form, widget, x, y); | |
| 854 } | |
| 855 | |
| 856 static void | |
| 857 gtk_form_send_configure(GtkForm *form) | |
| 858 { | |
| 859 GtkWidget *widget; | |
| 860 GdkEventConfigure event; | |
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861 GtkAllocation allocation; |
| 7 | 862 |
| 863 widget = GTK_WIDGET(form); | |
| 864 | |
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865 gtk_widget_get_allocation(widget, &allocation); |
| 7 | 866 event.type = GDK_CONFIGURE; |
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867 event.window = gtk_widget_get_window(widget); |
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868 event.x = allocation.x; |
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869 event.y = allocation.y; |
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870 event.width = allocation.width; |
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871 event.height = allocation.height; |
| 7 | 872 |
| 873 gtk_main_do_event((GdkEvent*)&event); | |
| 874 } | |
| 875 | |
| 876 static void | |
| 1884 | 877 gtk_form_child_map(GtkWidget *widget UNUSED, gpointer user_data) |
| 7 | 878 { |
| 879 GtkFormChild *child; | |
| 880 | |
| 881 child = (GtkFormChild *)user_data; | |
| 882 | |
| 883 child->mapped = TRUE; | |
| 884 gdk_window_show(child->window); | |
| 885 } | |
| 886 | |
| 887 static void | |
| 1884 | 888 gtk_form_child_unmap(GtkWidget *widget UNUSED, gpointer user_data) |
| 7 | 889 { |
| 890 GtkFormChild *child; | |
| 891 | |
| 892 child = (GtkFormChild *)user_data; | |
| 893 | |
| 894 child->mapped = FALSE; | |
| 895 gdk_window_hide(child->window); | |
| 896 } |