本文整理汇总了C++中IDirectFBWindow::GrabPointer方法的典型用法代码示例。如果您正苦于以下问题：C++ IDirectFBWindow::GrabPointer方法的具体用法？C++ IDirectFBWindow::GrabPointer怎么用？C++ IDirectFBWindow::GrabPointer使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IDirectFBWindow的用法示例。
在下文中一共展示了IDirectFBWindow::GrabPointer方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: main
//.........这里部分代码省略.........
}
setup();
evas_render(evas);
start_time = get_time();
}
while (!quit) {
static IDirectFBWindow* active = NULL;
static int grabbed = 0;
static int startx = 0;
static int starty = 0;
static int endx = 0;
static int endy = 0;
DFBWindowEvent evt;
buffer->WaitForEventWithTimeout( buffer, 0, 10 );
while (buffer->GetEvent( buffer, DFB_EVENT(&evt) ) == DFB_OK) {
IDirectFBWindow* window;
if (evt.window_id == id1)
window = window1;
else
window = window2;
if (active) {
switch (evt.type) {
case DWET_BUTTONDOWN:
if (!grabbed && evt.button == DIBI_LEFT) {
grabbed = 1;
layer->GetCursorPosition( layer,
&startx, &starty );
window->GrabPointer( window );
}
break;
case DWET_BUTTONUP:
switch (evt.button) {
case DIBI_LEFT:
if (grabbed) {
window->UngrabPointer( window );
grabbed = 0;
}
break;
case DIBI_MIDDLE:
upper->LowerToBottom( upper );
upper = (upper == window1) ? window2 : window1;
break;
case DIBI_RIGHT:
quit = DIKS_DOWN;
break;
default:
break;
}
break;
case DWET_KEYDOWN:
if (grabbed)
break;
switch (evt.key_id) {
case DIKI_RIGHT:
active->Move (active, 1, 0);
break;
case DIKI_LEFT:
active->Move (active, -1, 0);示例2: if
int
DirectFB_WM_ProcessEvent(_THIS, SDL_Window * window, DFBWindowEvent * evt)
{
SDL_DFB_DEVICEDATA(_this);
SDL_DFB_WINDOWDATA(window);
DFB_WindowData *gwindata = ((devdata->grabbed_window) ? (DFB_WindowData *) ((devdata->grabbed_window)->driverdata) : NULL);
IDirectFBWindow *dfbwin = windata->dfbwin;
DFBWindowOptions wopts;
if (!windata->is_managed)
return 0;
SDL_DFB_CHECK(dfbwin->GetOptions(dfbwin, &wopts));
switch (evt->type) {
case DWET_BUTTONDOWN:
if (evt->buttons & DIBM_LEFT) {
int pos = WMPos(windata, evt->x, evt->y);
switch (pos) {
case WM_POS_NONE:
return 0;
case WM_POS_CLOSE:
windata->wm_grab = WM_POS_NONE;
SDL_SendWindowEvent(window, SDL_WINDOWEVENT_CLOSE, 0,
0);
return 1;
case WM_POS_MAX:
windata->wm_grab = WM_POS_NONE;
if (window->flags & SDL_WINDOW_MAXIMIZED) {
SDL_RestoreWindow(window);
} else {
SDL_MaximizeWindow(window);
}
return 1;
case WM_POS_CAPTION:
if (!(wopts & DWOP_KEEP_STACKING)) {
DirectFB_RaiseWindow(_this, window);
}
if (window->flags & SDL_WINDOW_MAXIMIZED)
return 1;
/* fall through */
default:
windata->wm_grab = pos;
if (gwindata != NULL)
SDL_DFB_CHECK(gwindata->dfbwin->UngrabPointer(gwindata->dfbwin));
SDL_DFB_CHECK(dfbwin->GrabPointer(dfbwin));
windata->wm_lastx = evt->cx;
windata->wm_lasty = evt->cy;
}
}
return 1;
case DWET_BUTTONUP:
if (!windata->wm_grab)
return 0;
if (!(evt->buttons & DIBM_LEFT)) {
if (windata->wm_grab & (WM_POS_RIGHT | WM_POS_BOTTOM)) {
int dx = evt->cx - windata->wm_lastx;
int dy = evt->cy - windata->wm_lasty;
if (!(wopts & DWOP_KEEP_SIZE)) {
int cw, ch;
if ((windata->wm_grab & (WM_POS_BOTTOM | WM_POS_RIGHT)) == WM_POS_BOTTOM)
dx = 0;
else if ((windata->wm_grab & (WM_POS_BOTTOM | WM_POS_RIGHT)) == WM_POS_RIGHT)
dy = 0;
SDL_DFB_CHECK(dfbwin->GetSize(dfbwin, &cw, &ch));
/* necessary to trigger an event - ugly */
SDL_DFB_CHECK(dfbwin->DisableEvents(dfbwin, DWET_ALL));
SDL_DFB_CHECK(dfbwin->Resize(dfbwin, cw + dx + 1, ch + dy));
SDL_DFB_CHECK(dfbwin->EnableEvents(dfbwin, DWET_ALL));
SDL_DFB_CHECK(dfbwin->Resize(dfbwin, cw + dx, ch + dy));
}
}
SDL_DFB_CHECK(dfbwin->UngrabPointer(dfbwin));
if (gwindata != NULL)
SDL_DFB_CHECK(gwindata->dfbwin->GrabPointer(gwindata->dfbwin));
windata->wm_grab = WM_POS_NONE;
return 1;
}
break;
case DWET_MOTION:
if (!windata->wm_grab)
return 0;
if (evt->buttons & DIBM_LEFT) {
int dx = evt->cx - windata->wm_lastx;
int dy = evt->cy - windata->wm_lasty;
if (windata->wm_grab & WM_POS_CAPTION) {
if (!(wopts & DWOP_KEEP_POSITION))
SDL_DFB_CHECK(dfbwin->Move(dfbwin, dx, dy));
}
if (windata->wm_grab & (WM_POS_RIGHT | WM_POS_BOTTOM)) {
if (!(wopts & DWOP_KEEP_SIZE)) {
int cw, ch;
/* Make sure all events are disabled for this operation ! */
SDL_DFB_CHECK(dfbwin->DisableEvents(dfbwin, DWET_ALL));
//.........这里部分代码省略.........