WINGs_tutorial/FifthWindow.c

   1 #define MARGIN  14
   2 #define WINWIDTH 300
   3 #define WINHEIGHT 400
   4
   5 Display *display;
   6 WMScreen *screen;
   7
   8 WMWindow *win;
   9 WMSize ButtonsetSize;
  10
  11 WMText *text;
  12 WMColor *color;
  13 WMFrame *controlframe;
  14
  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      int i = 0;
  26      WMOpenPanel *oPanel;
  27
  28      oPanel = WMGetOpenPanel(screen);
  29      if (WMRunModalFilePanelForDirectory(oPanel, NULL, "/tmp",
  30                                          "Search..", NULL) == True) {
  31           char textbuf[40];
  32
  33           snprintf(textbuf, sizeof(textbuf), "%s\n-", WMGetFilePanelFileName(oPanel));
  34           WMFreezeText(text);
  35           WMAppendTextStream(text, textbuf);
  36           WMThawText(text);
  37      }
  38      return;
  39 }
  40
  41 static void handleEvents(XEvent *event, void *data)
  42 {
  43   char textbuf[40];
  44   WMWidget *widget = (WMWidget*) data;
  45
  46   switch (event->type) {
  47   case ButtonPress:
  48     snprintf(textbuf, sizeof(textbuf), "Button down at (%i,%i) \n-",
  49              event->xbutton.x, event->xbutton.y);
  50     WMFreezeText(text);
  51     WMAppendTextStream(text, textbuf);
  52     WMThawText(text);
  53     break;
  54   }
  55 }
  56
  57 static void resizeHandler(void *self, WMNotification *notif)
  58 {
  59      WMSize size = WMGetViewSize(WMWidgetView(win));
  60      WMMoveWidget(controlframe, size.width-ButtonsetSize.width, size.height-ButtonsetSize.height);
  61      WMResizeWidget(text, size.width - MARGIN - 10, size.height - 80);
  62 }
  63
  64
  65 int main(int argc, char **argv)
  66 {
  67    WMButton *Button;
  68
  69    WMInitializeApplication("FifthWindow", &argc, argv);
  70    display = XOpenDisplay("");
  71    if (!display) {
  72      fprintf(stderr, "err: cannot open display");
  73      exit(1);
  74    }
  75    screen = WMCreateScreen(display, DefaultScreen(display));
  76
  77       /*    window    */
  78    win = WMCreateWindow(screen, "");
  79    WMResizeWidget(win, WINWIDTH, WINHEIGHT);
  80    WMSetWindowCloseAction(win, closeAll, NULL);
  81    WMCreateEventHandler(WMWidgetView(win), ButtonPressMask, handleEvents, win);
  82    color = WMCreateRGBColor(screen, 124<<9, 206<<8, 162<<8, False);
  83    WMSetWidgetBackgroundColor((WMWidget *)win, color);
  84    WMSetViewNotifySizeChanges(WMWidgetView(win), True);
  85    WMAddNotificationObserver(resizeHandler, NULL, WMViewSizeDidChangeNotification, WMWidgetView(win));
  86
  87         /* Text area */
  88
  89     text = WMCreateText(win);
  90     WMResizeWidget(text, WINWIDTH - MARGIN, WINHEIGHT - 80);
  91     WMMoveWidget(text, 10, 10);
  92     WMSetTextHasVerticalScroller(text, True);
  93     WMSetTextEditable(text, False);
  94
  95        /* frame and two buttons */
  96
  97    controlframe = WMCreateFrame(win);
  98    WMSetWidgetBackgroundColor((WMWidget *)controlframe, color);
  99    WMSetFrameRelief(controlframe, WRFlat);
 100
 101    Button = WMCreateButton(controlframe, WBTMomentaryPush);
 102    WMSetWidgetBackgroundColor((WMWidget *)Button, color);
 103    WMSetButtonText(Button, "Files");
 104    WMSetButtonAction(Button, selectFiles, NULL);
 105    ButtonsetSize = WMGetViewSize(WMWidgetView(Button));
 106    WMMoveWidget(Button, MARGIN, MARGIN);
 107
 108    Button = WMCreateButton(controlframe, WBTMomentaryPush);
 109    WMSetWidgetBackgroundColor((WMWidget *)Button, color);
 110    WMSetButtonText(Button, "Quit");
 111    WMSetButtonAction(Button, closeAll, NULL);
 112    WMMoveWidget(Button, 2*MARGIN + ButtonsetSize.width, MARGIN);
 113    ButtonsetSize.width  = 3*MARGIN + 2*ButtonsetSize.width;
 114    ButtonsetSize.height = 2*MARGIN + ButtonsetSize.height;
 115    WMResizeWidget(controlframe, ButtonsetSize.width, ButtonsetSize.height);
 116
 117    WMMapSubwidgets(controlframe);
 118    resizeHandler(NULL,NULL);
 119
 120      /* end of frame and buttons setup */
 121
 122    WMMapSubwidgets(win);
 123    WMMapWidget(win);
 124    WMRealizeWidget(win);
 125
 126    WMScreenMainLoop(screen);
 127
 128    return 0;
 129 }