Cleanup of clipboard and string atoms.

src/x11_clipboard.c

@@ -88,7 +88,7 @@ Atom _glfwWriteSelection(XSelectionRequestEvent* request)
     if (property == None)
         property = _glfw.x11.selection.property;
 
-    if (request->target == _glfw.x11.selection.targets)
+    if (request->target == _glfw.x11.TARGETS)
     {
         // The list of supported targets was requested
 
@@ -139,7 +139,7 @@ void _glfwPlatformSetClipboardString(_GLFWwindow* window, const char* string)
 
     // Set the specified window as owner of the selection
     XSetSelectionOwner(_glfw.x11.display,
-                       _glfw.x11.selection.atom,
+                       _glfw.x11.CLIPBOARD,
                        window->x11.handle, CurrentTime);
 }
 
@@ -155,7 +155,7 @@ const char* _glfwPlatformGetClipboardString(_GLFWwindow* window)
         _glfw.x11.selection.target = _glfw.x11.selection.formats[i];
 
         XConvertSelection(_glfw.x11.display,
-                          _glfw.x11.selection.atom,
+                          _glfw.x11.CLIPBOARD,
                           _glfw.x11.selection.target,
                           _glfw.x11.selection.property,
                           window->x11.handle, CurrentTime);

src/x11_init.c

@@ -518,26 +518,28 @@ static GLboolean initDisplay(void)
     // Detect whether an EWMH-conformant window manager is running
     detectEWMH();
 
+    // Find or create string format atoms
+    _glfw.x11.UTF8_STRING =
+        XInternAtom(_glfw.x11.display, "UTF8_STRING", False);
+    _glfw.x11.COMPOUND_STRING =
+        XInternAtom(_glfw.x11.display, "COMPOUND_STRING", False);
+
     // Find or create selection property atom
     _glfw.x11.selection.property =
         XInternAtom(_glfw.x11.display, "GLFW_SELECTION", False);
 
-    // Find or create clipboard atom
-    _glfw.x11.selection.atom =
-        XInternAtom(_glfw.x11.display, "CLIPBOARD", False);
+    // Find or create standard clipboard atoms
+    _glfw.x11.TARGETS = XInternAtom(_glfw.x11.display, "TARGETS", False);
+    _glfw.x11.CLIPBOARD = XInternAtom(_glfw.x11.display, "CLIPBOARD", False);
 
     // Find or create selection target atoms
     _glfw.x11.selection.formats[_GLFW_CLIPBOARD_FORMAT_UTF8] =
-        XInternAtom(_glfw.x11.display, "UTF8_STRING", False);
+        _glfw.x11.UTF8_STRING;
     _glfw.x11.selection.formats[_GLFW_CLIPBOARD_FORMAT_COMPOUND] =
-        XInternAtom(_glfw.x11.display, "COMPOUND_STRING", False);
+        _glfw.x11.COMPOUND_STRING;
     _glfw.x11.selection.formats[_GLFW_CLIPBOARD_FORMAT_STRING] =
         XA_STRING;
 
-    _glfw.x11.selection.targets = XInternAtom(_glfw.x11.display,
-                                              "TARGETS",
-                                              False);
-
     return GL_TRUE;
 }
 

src/x11_platform.h

@@ -132,6 +132,12 @@ typedef struct _GLFWlibraryX11
     Atom            NET_WM_STATE_FULLSCREEN;
     Atom            NET_ACTIVE_WINDOW;
 
+    // Selection atoms
+    Atom            TARGETS;
+    Atom            CLIPBOARD;
+    Atom            UTF8_STRING;
+    Atom            COMPOUND_STRING;
+
     // True if window manager supports EWMH
     GLboolean       hasEWMH;
 
@@ -176,11 +182,9 @@ typedef struct _GLFWlibraryX11
     } timer;
 
     struct {
-        Atom        atom;
         Atom        formats[_GLFW_CLIPBOARD_FORMAT_COUNT];
         char*       string;
         Atom        target;
-        Atom        targets;
         Atom        property;
         int         status;
     } selection;

src/x11_window.c

@@ -872,8 +872,6 @@ void _glfwPlatformDestroyWindow(_GLFWwindow* window)
 
 void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title)
 {
-    Atom type = XInternAtom(_glfw.x11.display, "UTF8_STRING", False);
-
 #if defined(X_HAVE_UTF8_STRING)
     Xutf8SetWMProperties(_glfw.x11.display,
                          window->x11.handle,
@@ -893,7 +891,7 @@ void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title)
     if (_glfw.x11.NET_WM_NAME != None)
     {
         XChangeProperty(_glfw.x11.display,  window->x11.handle,
-                        _glfw.x11.NET_WM_NAME, type, 8,
+                        _glfw.x11.NET_WM_NAME, _glfw.x11.UTF8_STRING, 8,
                         PropModeReplace,
                         (unsigned char*) title, strlen(title));
     }
@@ -901,7 +899,7 @@ void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title)
     if (_glfw.x11.NET_WM_ICON_NAME != None)
     {
         XChangeProperty(_glfw.x11.display,  window->x11.handle,
-                        _glfw.x11.NET_WM_ICON_NAME, type, 8,
+                        _glfw.x11.NET_WM_ICON_NAME, _glfw.x11.UTF8_STRING, 8,
                         PropModeReplace,
                         (unsigned char*) title, strlen(title));
     }