Control resizing behavior of UI buttons

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@13099 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
fltk · Oct 29, 2018 · d65a5a0 · d65a5a0
1 parent 554d7d3
commit d65a5a0
Showing 1 changed file with 61 additions and 37 deletions.
diff --git a/test/file_chooser.cxx b/test/file_chooser.cxx
@@ -89,6 +89,7 @@ main(int  argc,		// I - Number of command-line arguments
 {
   Fl_Double_Window	*window;// Main window
   Fl_Button		*button;// Buttons
+  Fl_Group              *grp;   // Groups
   Fl_File_Icon		*icon;	// New file icon
 
 
@@ -109,52 +110,75 @@ main(int  argc,		// I - Number of command-line arguments
   tty = new Fl_Simple_Terminal(0,215,window->w(),TERMINAL_HEIGHT);
   tty->ansi(true);
 
-  filter = new Fl_Input(50, 10, 315, 25, "Filter:");
-  // Process standard arguments and find filter argument if present
-  int argn = 1;
-  while (argn < argc) {
-    if (Fl::arg(argc, argv, argn) == 0)  break;
-  }
-  if (argc > argn)
-    filter->value(argv[argn]);
-  else
-    filter->value("PDF Files (*.pdf)\t"
-                  "PostScript Files (*.ps)\t"
-		  "Image Files (*.{bmp,gif,jpg,png})\t"
-		  "C/C++ Source Files (*.{c,C,cc,cpp,cxx})");
-
-  button = new Fl_Button(365, 10, 25, 25);
-  button->tooltip("Click to open file browser..");
-  button->callback((Fl_Callback *)show_callback);
-  if ( (icon = Fl_File_Icon::find(".", Fl_File_Icon::DIRECTORY)) ) {
-    // Icon found; assign it..
-    button->labelcolor(FL_YELLOW);
-    icon->label(button);
-  } else {
-    // Fallback if no icon found
-    button->label("..");
+  // Group: limit resizing to filter input (not browse button)
+  grp = new Fl_Group(0,10,400,25);
+  grp->begin();
+  {
+    filter = new Fl_Input(50, 10, 315, 25, "Filter:");
+    // Process standard arguments and find filter argument if present
+    int argn = 1;
+    while (argn < argc) {
+      if (Fl::arg(argc, argv, argn) == 0)  break;
+    }
+    if (argc > argn)
+      filter->value(argv[argn]);
+    else
+      filter->value("PDF Files (*.pdf)\t"
+                    "PostScript Files (*.ps)\t"
+		    "Image Files (*.{bmp,gif,jpg,png})\t"
+		    "C/C++ Source Files (*.{c,C,cc,cpp,cxx})");
+
+    button = new Fl_Button(365, 10, 25, 25);
+    button->tooltip("Click to open file browser..");
+    button->callback((Fl_Callback *)show_callback);
+    if ( (icon = Fl_File_Icon::find(".", Fl_File_Icon::DIRECTORY)) ) {
+      // Icon found; assign it..
+      button->labelcolor(FL_YELLOW);
+      icon->label(button);
+    } else {
+      // Fallback if no icon found
+      button->label("..");
+    }
   }
+  grp->end();
+  grp->resizable(filter);
 
-  button = new Fl_Light_Button(50, 45, 80, 25, "MULTI");
-  button->callback((Fl_Callback *)multi_callback);
+  // Group: prevent resizing of the light buttons
+  grp = new Fl_Group(0,45,400,55);
+  grp->begin();
+  {
+    button = new Fl_Light_Button(50, 45, 80, 25, "MULTI");
+    button->callback((Fl_Callback *)multi_callback);
 
-  button = new Fl_Light_Button(140, 45, 90, 25, "CREATE");
-  button->callback((Fl_Callback *)create_callback);
+    button = new Fl_Light_Button(140, 45, 90, 25, "CREATE");
+    button->callback((Fl_Callback *)create_callback);
 
-  button = new Fl_Light_Button(240, 45, 115, 25, "DIRECTORY");
-  button->callback((Fl_Callback *)dir_callback);
+    button = new Fl_Light_Button(240, 45, 115, 25, "DIRECTORY");
+    button->callback((Fl_Callback *)dir_callback);
 
-  //
-  ch_extra = new Fl_Choice(150, 75, 150, 25, "Extra Group:");
-  ch_extra->add("none|encodings group|check button");
-  ch_extra->value(0);
-  ch_extra->callback((Fl_Callback *)extra_callback);
+    //
+    ch_extra = new Fl_Choice(150, 75, 150, 25, "Extra Group:");
+    ch_extra->add("none|encodings group|check button");
+    ch_extra->value(0);
+    ch_extra->callback((Fl_Callback *)extra_callback);
+  }
+  grp->end();
+  grp->resizable(0);
   //
   files = new Fl_File_Browser(50, 105, 340, 75, "Files:");
   files->align(FL_ALIGN_LEFT);
 
-  button = new Fl_Button(340, 185, 50, 25, "Close");
-  button->callback((Fl_Callback *)close_callback);
+  // Prevent resizing close button, but keep at right edge of scrn
+  grp = new Fl_Group(0,185,400,25);
+  grp->begin();
+  {
+    Fl_Box *invis = new Fl_Box(100,185,1,1);
+    invis->box(FL_NO_BOX);
+    button = new Fl_Button(310, 185, 80, 25, "Close");
+    button->callback((Fl_Callback *)close_callback);
+    grp->resizable(invis);
+  }
+  grp->end();
 
   window->resizable(files);
   window->end();