WINGs_tutorial/FourthWindow.c

   1 #define MARGIN  14
   2 #define WINWIDTH 300
   3 #define WINHEIGHT 400
   4
   5 Display *display;
   6 WMScreen *screen;
   7
   8 WMButton *Button;
   9 WMWindow *win;
  10 WMSize ButtonsetSize;
  11
  12 WMBox *box;
  13 WMText *text;
  14 WMColor *color;
  15
  16 void closeAll(WMWidget *self,void *data)
  17 {
  18   WMDestroyWidget(self);
  19   fprintf(stderr, "I've been used!\n");
  20   exit(0);
  21 }
  22
  23 static void selectFiles(void *self, void *data)
  24 {
  25      WMOpenPanel *oPanel;
  26      oPanel = WMGetOpenPanel(screen);
  27      if (WMRunModalFilePanelForDirectory(oPanel, NULL, "/tmp",
  28                                          "Search..", NULL) == True) {
  29           char textbuf[40];
  30
  31           snprintf(textbuf, sizeof(textbuf), "%s\n-", WMGetFilePanelFileName(oPanel));
  32           WMFreezeText(text);
  33           WMAppendTextStream(text, textbuf);
  34           WMThawText(text);
  35      }
  36      return;
  37 }
  38
  39 static void handleEvents(XEvent *event, void *data)
  40 {
  41   WMWidget *widget = (WMWidget*) data;
  42   char textbuf[40];
  43
  44   switch (event->type) {
  45   case ButtonPress:
  46     snprintf(textbuf, sizeof(textbuf), "Button down at (%i,%i) \n-",
  47              event->xbutton.x, event->xbutton.y);
  48     WMFreezeText(text);
  49     WMAppendTextStream(text, textbuf);
  50     WMThawText(text);
  51     break;
  52   }
  53 }
  54
  55 static void resizeHandler(void *self, WMNotification *notif)
  56 {
  57      WMSize size = WMGetViewSize(WMWidgetView(win));
  58      WMMoveWidget(box, size.width - ButtonsetSize.width, size.height - ButtonsetSize.height);
  59      WMResizeWidget(text, size.width - MARGIN - 10, size.height - 80);
  60 }
  61
  62
  63 int main(int argc, char **argv)
  64 {
  65    WMInitializeApplication("FourthWindow", &argc, argv);
  66    if (!(display = XOpenDisplay(""))) {
  67       fprintf(stderr, "err: cannot open display");
  68       exit(-1);
  69    }
  70    screen = WMCreateScreen(display, DefaultScreen(display));
  71
  72    /*    window    */
  73    win = WMCreateWindow(screen, "");
  74    WMResizeWidget(win, WINWIDTH, WINHEIGHT);
  75    WMSetWindowCloseAction(win, closeAll, NULL);
  76
  77    color = WMCreateRGBColor(screen, 124<<9, 206<<8, 162<<8, False);
  78    WMSetWidgetBackgroundColor((WMWidget *)win, color);
  79
  80    WMCreateEventHandler(WMWidgetView(win), ButtonPressMask, handleEvents, win);
  81    WMSetViewNotifySizeChanges(WMWidgetView(win), True);
  82    WMAddNotificationObserver(resizeHandler, NULL, WMViewSizeDidChangeNotification, WMWidgetView(win));
  83
  84    /* Text area */
  85    text = WMCreateText(win);
  86    WMResizeWidget(text, WINWIDTH - MARGIN, WINHEIGHT - 80);
  87    WMMoveWidget(text, 10, 10);
  88    WMSetTextHasVerticalScroller(text, True);
  89    WMSetTextEditable(text, False);
  90    WMSetTextIgnoresNewline(text, False);
  91
  92    /* box with buttons */
  93    box = WMCreateBox(win);
  94    WMSetBoxBorderWidth(box, MARGIN);
  95    WMSetWidgetBackgroundColor((WMWidget *)box, color);
  96    WMSetBoxHorizontal(box, True);
  97
  98    Button = WMCreateButton(box, WBTMomentaryPush);
  99    WMSetWidgetBackgroundColor((WMWidget *)Button, color);
 100    WMSetButtonText(Button, "Files");
 101    WMSetButtonAction(Button, selectFiles, NULL);
 102    WMMapWidget(Button);
 103    ButtonsetSize = WMGetViewSize(WMWidgetView(Button));
 104
 105    WMAddBoxSubview(box, WMWidgetView(Button), True, False, 60, 1000, MARGIN);
 106
 107    Button = WMCreateButton(box, WBTMomentaryPush);
 108    WMSetWidgetBackgroundColor((WMWidget *)Button, color);
 109    WMSetButtonText(Button, "Quit");
 110    WMSetButtonAction(Button, closeAll, NULL);
 111    WMMapWidget(Button);
 112
 113    WMAddBoxSubview(box, WMWidgetView(Button), True, False, 60, 1000, 0);
 114    WMResizeWidget(box, 4 * MARGIN + 2 * ButtonsetSize.width,
 115                   2 * MARGIN + ButtonsetSize.height);
 116    ButtonsetSize = WMGetViewSize(WMWidgetView(box));
 117    resizeHandler(NULL, NULL);
 118    /* end of box and buttons setup */
 119
 120    WMMapWidget(win);
 121
 122    WMMapSubwidgets(win);
 123    WMRealizeWidget(win);
 124
 125    WMScreenMainLoop(screen);
 126
 127    return 0;
 128 }