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comparison src/gui_w32.c @ 12666:856a840679e3 v8.0.1211

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patch 8.0.1211: cannot reorder tab pages with drag & drop commit https://github.com/vim/vim/commit/ca05aa24af88836f8aa792360b3780589f294981 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Oct 22 15:36:14 2017 +0200 patch 8.0.1211: cannot reorder tab pages with drag & drop Problem: Cannot reorder tab pages with drag & drop. Solution: Support drag & drop for GTK and MS-Windows. (Ken Takata, Masamichi Abe)
author Christian Brabandt <cb@256bit.org>
date Sun, 22 Oct 2017 15:45:04 +0200
parents e9028055f6d6
children 637096f179c4
comparison
equal deleted inserted replaced
12665:8240ec5ce9c7 12666:856a840679e3
8149 # ifdef USE_SYSMENU_FONT 8149 # ifdef USE_SYSMENU_FONT
8150 set_tabline_font(); 8150 set_tabline_font();
8151 # endif 8151 # endif
8152 } 8152 }
8153 8153
8154 /*
8155 * Get tabpage_T from POINT.
8156 */
8157 static tabpage_T *
8158 GetTabFromPoint(
8159 HWND hWnd,
8160 POINT pt)
8161 {
8162 tabpage_T *ptp = NULL;
8163
8164 if (gui_mch_showing_tabline())
8165 {
8166 TCHITTESTINFO htinfo;
8167 htinfo.pt = pt;
8168 /* ignore if a window under cusor is not tabcontrol. */
8169 if (s_tabhwnd == hWnd)
8170 {
8171 int idx = TabCtrl_HitTest(s_tabhwnd, &htinfo);
8172 if (idx != -1)
8173 ptp = find_tabpage(idx + 1);
8174 }
8175 }
8176 return ptp;
8177 }
8178
8179 static POINT s_pt = {0, 0};
8180 static HCURSOR s_hCursor = NULL;
8181
8154 static LRESULT CALLBACK 8182 static LRESULT CALLBACK
8155 tabline_wndproc( 8183 tabline_wndproc(
8156 HWND hwnd, 8184 HWND hwnd,
8157 UINT uMsg, 8185 UINT uMsg,
8158 WPARAM wParam, 8186 WPARAM wParam,
8159 LPARAM lParam) 8187 LPARAM lParam)
8160 { 8188 {
8189 POINT pt;
8190 tabpage_T *tp;
8191 RECT rect;
8192 int nCenter;
8193 int idx0;
8194 int idx1;
8195
8161 HandleMouseHide(uMsg, lParam); 8196 HandleMouseHide(uMsg, lParam);
8197
8198 switch (uMsg)
8199 {
8200 case WM_LBUTTONDOWN:
8201 {
8202 s_pt.x = GET_X_LPARAM(lParam);
8203 s_pt.y = GET_Y_LPARAM(lParam);
8204 SetCapture(hwnd);
8205 s_hCursor = GetCursor(); /* backup default cursor */
8206 break;
8207 }
8208 case WM_MOUSEMOVE:
8209 if (GetCapture() == hwnd
8210 && ((wParam & MK_LBUTTON)) != 0)
8211 {
8212 pt.x = GET_X_LPARAM(lParam);
8213 pt.y = s_pt.y;
8214 if (abs(pt.x - s_pt.x) > GetSystemMetrics(SM_CXDRAG))
8215 {
8216 SetCursor(LoadCursor(NULL, IDC_SIZEWE));
8217
8218 tp = GetTabFromPoint(hwnd, pt);
8219 if (tp != NULL)
8220 {
8221 idx0 = tabpage_index(curtab) - 1;
8222 idx1 = tabpage_index(tp) - 1;
8223
8224 TabCtrl_GetItemRect(hwnd, idx1, &rect);
8225 nCenter = rect.left + (rect.right - rect.left) / 2;
8226
8227 /* Check if the mouse cursor goes over the center of
8228 * the next tab to prevent "flickering". */
8229 if ((idx0 < idx1) && (nCenter < pt.x))
8230 {
8231 tabpage_move(idx1 + 1);
8232 update_screen(0);
8233 }
8234 else if ((idx1 < idx0) && (pt.x < nCenter))
8235 {
8236 tabpage_move(idx1);
8237 update_screen(0);
8238 }
8239 }
8240 }
8241 }
8242 break;
8243 case WM_LBUTTONUP:
8244 {
8245 if (GetCapture() == hwnd)
8246 {
8247 SetCursor(s_hCursor);
8248 ReleaseCapture();
8249 }
8250 break;
8251 }
8252 default:
8253 break;
8254 }
8255
8162 return CallWindowProc(s_tabline_wndproc, hwnd, uMsg, wParam, lParam); 8256 return CallWindowProc(s_tabline_wndproc, hwnd, uMsg, wParam, lParam);
8163 } 8257 }
8164 #endif 8258 #endif
8165 8259
8166 #if defined(FEAT_OLE) || defined(FEAT_EVAL) || defined(PROTO) 8260 #if defined(FEAT_OLE) || defined(FEAT_EVAL) || defined(PROTO)