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<a name="l00277"></a>00277 wa->width = 1;<a name="l00278"></a>00278 wa->height = 1;<a name="l00279"></a>00279 wa->border_width = 0;<a name="l00280"></a>00280 wa->depth = 0;<a name="l00281"></a>00281 wa->visual = NULL;<a name="l00282"></a>00282 wa->root = None;<a name="l00283"></a>00283 wa->class = InputOnly;<a name="l00284"></a>00284 wa->bit_gravity = NorthWestGravity;<a name="l00285"></a>00285 wa->win_gravity = NorthWestGravity;<a name="l00286"></a>00286 wa->backing_store = NotUseful;<a name="l00287"></a>00287 wa->backing_planes = 0;<a name="l00288"></a>00288 wa->backing_pixel = 0;<a name="l00289"></a>00289 wa->save_under = FALSE;<a name="l00290"></a>00290 wa->colormap = None;<a name="l00291"></a>00291 wa->map_installed = FALSE;<a name="l00292"></a>00292 wa->map_state = IsUnviewable;<a name="l00293"></a>00293 wa->all_event_masks = 0;<a name="l00294"></a>00294 wa->your_event_mask = 0;<a name="l00295"></a>00295 wa->do_not_propagate_mask = 0;<a name="l00296"></a>00296 wa->override_redirect = TRUE;<a name="l00297"></a>00297 wa->screen = NULL;<a name="l00298"></a>00298 }<a name="l00299"></a>00299 <a name="l00300"></a>00300 <span class="comment">/*</span><a name="l00301"></a>00301 <span class="comment"> * Creates the necessary information of a redirected window and add it to</span><a name="l00302"></a>00302 <span class="comment"> * mag_windows_list.</span><a name="l00303"></a>00303 <span class="comment"> */</span><a name="l00304"></a>00304 <span class="keyword">static</span> <span class="keywordtype">void</span><a name="l00305"></a>00305 gmag_events_add_window (Window xwin)<a name="l00306"></a>00306 {<a name="l00307"></a>00307 <a class="code" href="struct__GmagWin.html">GmagWinPtr</a> <span class="keyword">new</span>;<a name="l00308"></a>00308 XRenderPictureAttributes pic_attr;<a name="l00309"></a>00309 XRenderPictFormat *format;<a name="l00310"></a>00310 <a name="l00311"></a>00311 <span class="keyword">new</span> = (<a class="code" href="struct__GmagWin.html">GmagWinPtr</a>) malloc (<span class="keyword">sizeof</span> (<a class="code" href="struct__GmagWin.html">GmagWin</a>));<a name="l00312"></a>00312 <span class="keywordflow">if</span> (!<span class="keyword">new</span>)<a name="l00313"></a>00313 g_error (<span class="stringliteral">"can't allocate GmagWin (struct _GmagWin)"</span>);<a name="l00314"></a>00314 <a name="l00315"></a>00315 <span class="keywordflow">if</span> (!XGetWindowAttributes (<a class="code" href="gmag-events_8c.html#df636aeb547b62e88302730e4f2bf3ad">dpy_conn</a>, xwin,<a name="l00316"></a>00316 &new->attr))<a name="l00317"></a>00317 gmag_events_set_default_window_attributes (&new->attr);<a name="l00318"></a>00318 <a name="l00319"></a>00319 <span class="keyword">new</span>->xwin = xwin;<a name="l00320"></a>00320 <a name="l00321"></a>00321 <span class="keywordflow">if</span> (new->attr.class == InputOnly) {<a name="l00322"></a>00322 <span class="keyword">new</span>->pic = None;<a name="l00323"></a>00323 <span class="keyword">new</span>->damage = None;<a name="l00324"></a>00324 <span class="keyword">new</span>->damaged = FALSE;<a name="l00325"></a>00325 <span class="keyword">new</span>->damaged_region = None;<a name="l00326"></a>00326 } <span class="keywordflow">else</span> {<a name="l00327"></a>00327 format = XRenderFindVisualFormat (<a name="l00328"></a>00328 dpy_conn, new->attr.visual);<a name="l00329"></a>00329 pic_attr.subwindow_mode = IncludeInferiors;<a name="l00330"></a>00330 <span class="keyword">new</span>->pic = XRenderCreatePicture (<a name="l00331"></a>00331 dpy_conn, xwin, format,<a name="l00332"></a>00332 CPSubwindowMode, &pic_attr);<a name="l00333"></a>00333 <span class="keyword">new</span>->damage = XDamageCreate (dpy_conn, xwin,<a name="l00334"></a>00334 XDamageReportDeltaRectangles);<a name="l00335"></a>00335 <span class="keyword">new</span>->damaged = TRUE;<a name="l00336"></a>00336 <span class="keyword">new</span>->damaged_region = XFixesCreateRegion (dpy_conn, 0, 0);<a name="l00337"></a>00337 <span class="keyword">new</span>->clip = XFixesCreateRegion (dpy_conn, 0, 0);<a name="l00338"></a>00338 <span class="keyword">new</span>->win_region = XFixesCreateRegion (dpy_conn, 0, 0);<a name="l00339"></a>00339 }<a name="l00340"></a>00340 <a name="l00341"></a>00341 g_queue_push_tail (mag_windows_list, <span class="keyword">new</span>);<a name="l00342"></a>00342 }<a name="l00343"></a>00343 <a name="l00344"></a>00344 <span class="comment">/*</span><a name="l00345"></a>00345 <span class="comment"> * Create the mag_windows_list querying the xserver for the actual</span><a name="l00346"></a>00346 <span class="comment"> * windows and adding them to the windows list.</span><a name="l00347"></a>00347 <span class="comment"> */</span><a name="l00348"></a>00348 <span class="keyword">static</span> <span class="keywordtype">void</span><a name="l00349"></a>00349 gmag_events_create_windows_list ()<a name="l00350"></a>00350 {<a name="l00351"></a>00351 Window root_return, parent_return, *children;<a name="l00352"></a>00352 guint nchildren;<a name="l00353"></a>00353 gint i;<a name="l00354"></a>00354 <a name="l00355"></a>00355 <span class="keywordflow">if</span> (!mag_windows_list)<a name="l00356"></a>00356 mag_windows_list = g_queue_new ();<a name="l00357"></a>00357 <a name="l00358"></a>00358 XGrabServer (dpy_conn);<a name="l00359"></a>00359 XSelectInput (dpy_conn, <a class="code" href="gmag-events_8c.html#6eb6e09a314f776549556f683de16888">root_window</a>,<a name="l00360"></a>00360 SubstructureNotifyMask);<a name="l00361"></a>00361 XQueryTree (dpy_conn, <a class="code" href="gmag-events_8c.html#6eb6e09a314f776549556f683de16888">root_window</a>,<a name="l00362"></a>00362 &root_return, &parent_return, &children, &nchildren);<a name="l00363"></a>00363 <span class="keywordflow">for</span> (i = 0; i < nchildren; i++)<a name="l00364"></a>00364 gmag_events_add_window (children[i]);<a name="l00365"></a>00365 XFree (children);<a name="l00366"></a>00366 XUngrabServer (dpy_conn);<a name="l00367"></a>00367 }<a name="l00368"></a>00368 <a name="l00369"></a>00369 <span class="comment">/*</span><a name="l00370"></a>00370 <span class="comment"> * Destroy the window resources and remove it from the</span><a name="l00371"></a>00371 <span class="comment"> * mag_windows_list.</span><a name="l00372"></a>00372 <span class="comment"> */</span><a name="l00373"></a>00373 <span class="keyword">static</span> <span class="keywordtype">void</span><a name="l00374"></a>00374 gmag_events_remove_window (Window xwin)<a name="l00375"></a>00375 {<a name="l00376"></a>00376 GList *elem = NULL;<a name="l00377"></a>00377 <a class="code" href="struct__GmagWin.html">GmagWinPtr</a> pgmag_win;<a name="l00378"></a>00378 <a name="l00379"></a>00379 elem = g_queue_find_custom (mag_windows_list,<a name="l00380"></a>00380 (gconstpointer) xwin,<a name="l00381"></a>00381 (GCompareFunc) gmag_events_g_compare_func);<a name="l00382"></a>00382 <span class="keywordflow">if</span> (elem) {<a name="l00383"></a>00383 pgmag_win = (<a class="code" href="struct__GmagWin.html">GmagWinPtr</a>) elem->data;<a name="l00384"></a>00384 g_queue_remove (mag_windows_list, pgmag_win);<a name="l00385"></a>00385 XFixesDestroyRegion (dpy_conn,<a name="l00386"></a>00386 pgmag_win->clip);<a name="l00387"></a>00387 XFixesDestroyRegion (dpy_conn,<a name="l00388"></a>00388 pgmag_win->win_region);<a name="l00389"></a>00389 free (pgmag_win);<a name="l00390"></a>00390 }<a name="l00391"></a>00391 }<a name="l00392"></a>00392 <a name="l00393"></a>00393 <span class="comment">/*</span><a name="l00394"></a>00394 <span class="comment"> * Add a window damaged region, making a union with the actual damaged region,</span><a name="l00395"></a>00395 <span class="comment"> * to the window in mag_windows_list.</span><a name="l00396"></a>00396 <span class="comment"> */</span><a name="l00397"></a>00397 <span class="keyword">static</span> <span class="keywordtype">void</span><a name="l00398"></a>00398 gmag_events_add_win_damaged_region (Window xwin, XserverRegion region)<a name="l00399"></a>00399 {<a name="l00400"></a>00400 GList *elem;<a name="l00401"></a>00401 <a class="code" href="struct__GmagWin.html">GmagWinPtr</a> pgmag_win;<a name="l00402"></a>00402 <a name="l00403"></a>00403 elem = g_queue_find_custom (mag_windows_list,<a name="l00404"></a>00404 (gconstpointer) xwin,<a name="l00405"></a>00405 (GCompareFunc) gmag_events_g_compare_func);<a name="l00406"></a>00406 <span class="keywordflow">if</span> (elem) {<a name="l00407"></a>00407 pgmag_win = (<a class="code" href="struct__GmagWin.html">GmagWinPtr</a>) elem->data;<a name="l00408"></a>00408 XFixesTranslateRegion (dpy_conn, region,<a name="l00409"></a>00409 pgmag_win->attr.x, pgmag_win->attr.y);<a name="l00410"></a>00410 XFixesUnionRegion (dpy_conn,<a name="l00411"></a>00411 pgmag_win->damaged_region,<a name="l00412"></a>00412 pgmag_win->damaged_region, region);<a name="l00413"></a>00413 pgmag_win->damaged = TRUE;<a name="l00414"></a>00414 }<a name="l00415"></a>00415 }<a name="l00416"></a>00416 <a name="l00417"></a>00417 <span class="comment">/*</span><a name="l00418"></a>00418 <span class="comment"> * Paint all the windows that have some damage.</span><a name="l00419"></a>00419 <span class="comment"> */</span><a name="l00420"></a>00420 <span class="keyword">static</span> <span class="keywordtype">void</span><a name="l00421"></a>00421 gmag_events_paint_damaged_windows ()<a name="l00422"></a>00422 {<a name="l00423"></a>00423 GList *elem;<a name="l00424"></a>00424 <a class="code" href="struct__GmagWin.html">GmagWinPtr</a> pgmag_win;<a name="l00425"></a>00425 ⌨️ 快捷键说明
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