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https://github.com/glfw/glfw.git
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X11: Add support for XIM callbacks
This adds support for the XIM instantiate and destroy callbacks, letting GLFW detect both when the current input method disappears and when a new one is started. Tested with ibus.
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350ba73267
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@ -171,6 +171,8 @@ information on what to include when reporting a bug.
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- [X11] Bugfix: `glfwFocusWindow` could terminate on older WMs or without a WM
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- [X11] Bugfix: Querying a disconnected monitor could segfault (#1602)
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- [X11] Bugfix: IME input of CJK was broken for "C" locale (#1587,#1636)
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- [X11] Bugfix: Termination would segfault if the IM had been destroyed
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- [X11] Bugfix: Any IM started after initialization would not be detected
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- [Wayland] Removed support for `wl_shell` (#1443)
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- [Wayland] Bugfix: The `GLFW_HAND_CURSOR` shape used the wrong image (#1432)
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- [Wayland] Bugfix: `CLOCK_MONOTONIC` was not correctly enabled
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@ -349,6 +349,40 @@ static GLFWbool hasUsableInputMethodStyle(void)
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return found;
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}
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static void inputMethodDestroyCallback(XIM im, XPointer clientData, XPointer callData)
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{
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_glfw.x11.im = NULL;
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}
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static void inputMethodInstantiateCallback(Display* display,
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XPointer clientData,
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XPointer callData)
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{
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if (_glfw.x11.im)
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return;
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_glfw.x11.im = XOpenIM(_glfw.x11.display, 0, NULL, NULL);
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if (_glfw.x11.im)
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{
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if (!hasUsableInputMethodStyle())
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{
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XCloseIM(_glfw.x11.im);
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_glfw.x11.im = NULL;
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}
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}
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if (_glfw.x11.im)
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{
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XIMCallback callback;
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callback.callback = (XIMProc) inputMethodDestroyCallback;
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callback.client_data = NULL;
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XSetIMValues(_glfw.x11.im, XNDestroyCallback, &callback, NULL);
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for (_GLFWwindow* window = _glfw.windowListHead; window; window = window->next)
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_glfwCreateInputContextX11(window);
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}
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}
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// Check whether the specified atom is supported
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//
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static Atom getSupportedAtom(Atom* supportedAtoms,
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@ -1066,6 +1100,8 @@ int _glfwPlatformInit(void)
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_glfw_dlsym(_glfw.x11.xlib.handle, "XQueryPointer");
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_glfw.x11.xlib.RaiseWindow = (PFN_XRaiseWindow)
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_glfw_dlsym(_glfw.x11.xlib.handle, "XRaiseWindow");
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_glfw.x11.xlib.RegisterIMInstantiateCallback = (PFN_XRegisterIMInstantiateCallback)
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_glfw_dlsym(_glfw.x11.xlib.handle, "XRegisterIMInstantiateCallback");
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_glfw.x11.xlib.ResizeWindow = (PFN_XResizeWindow)
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_glfw_dlsym(_glfw.x11.xlib.handle, "XResizeWindow");
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_glfw.x11.xlib.ResourceManagerString = (PFN_XResourceManagerString)
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@ -1082,6 +1118,8 @@ int _glfwPlatformInit(void)
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_glfw_dlsym(_glfw.x11.xlib.handle, "XSetErrorHandler");
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_glfw.x11.xlib.SetICFocus = (PFN_XSetICFocus)
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_glfw_dlsym(_glfw.x11.xlib.handle, "XSetICFocus");
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_glfw.x11.xlib.SetIMValues = (PFN_XSetIMValues)
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_glfw_dlsym(_glfw.x11.xlib.handle, "XSetIMValues");
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_glfw.x11.xlib.SetInputFocus = (PFN_XSetInputFocus)
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_glfw_dlsym(_glfw.x11.xlib.handle, "XSetInputFocus");
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_glfw.x11.xlib.SetLocaleModifiers = (PFN_XSetLocaleModifiers)
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@ -1142,6 +1180,8 @@ int _glfwPlatformInit(void)
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_glfw_dlsym(_glfw.x11.xlib.handle, "XrmInitialize");
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_glfw.x11.xrm.UniqueQuark = (PFN_XrmUniqueQuark)
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_glfw_dlsym(_glfw.x11.xlib.handle, "XrmUniqueQuark");
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_glfw.x11.xlib.UnregisterIMInstantiateCallback = (PFN_XUnregisterIMInstantiateCallback)
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_glfw_dlsym(_glfw.x11.xlib.handle, "XUnregisterIMInstantiateCallback");
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_glfw.x11.xlib.utf8LookupString = (PFN_Xutf8LookupString)
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_glfw_dlsym(_glfw.x11.xlib.handle, "Xutf8LookupString");
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_glfw.x11.xlib.utf8SetWMProperties = (PFN_Xutf8SetWMProperties)
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@ -1184,15 +1224,11 @@ int _glfwPlatformInit(void)
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{
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XSetLocaleModifiers("");
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_glfw.x11.im = XOpenIM(_glfw.x11.display, 0, NULL, NULL);
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if (_glfw.x11.im)
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{
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if (!hasUsableInputMethodStyle())
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{
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XCloseIM(_glfw.x11.im);
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_glfw.x11.im = NULL;
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}
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}
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// If an IM is already present our callback will be called right away
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XRegisterIMInstantiateCallback(_glfw.x11.display,
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NULL, NULL, NULL,
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inputMethodInstantiateCallback,
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NULL);
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}
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#if defined(__linux__)
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@ -1229,6 +1265,11 @@ void _glfwPlatformTerminate(void)
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free(_glfw.x11.primarySelectionString);
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free(_glfw.x11.clipboardString);
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XUnregisterIMInstantiateCallback(_glfw.x11.display,
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NULL, NULL, NULL,
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inputMethodInstantiateCallback,
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NULL);
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if (_glfw.x11.im)
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{
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XCloseIM(_glfw.x11.im);
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@ -104,6 +104,7 @@ typedef int (* PFN_XPending)(Display*);
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typedef Bool (* PFN_XQueryExtension)(Display*,const char*,int*,int*,int*);
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typedef Bool (* PFN_XQueryPointer)(Display*,Window,Window*,Window*,int*,int*,int*,int*,unsigned int*);
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typedef int (* PFN_XRaiseWindow)(Display*,Window);
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typedef Bool (* PFN_XRegisterIMInstantiateCallback)(Display*,void*,char*,char*,XIDProc,XPointer);
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typedef int (* PFN_XResizeWindow)(Display*,Window,unsigned int,unsigned int);
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typedef char* (* PFN_XResourceManagerString)(Display*);
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typedef int (* PFN_XSaveContext)(Display*,XID,XContext,const char*);
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@ -112,6 +113,7 @@ typedef Status (* PFN_XSendEvent)(Display*,Window,Bool,long,XEvent*);
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typedef int (* PFN_XSetClassHint)(Display*,Window,XClassHint*);
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typedef XErrorHandler (* PFN_XSetErrorHandler)(XErrorHandler);
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typedef void (* PFN_XSetICFocus)(XIC);
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typedef char* (* PFN_XSetIMValues)(XIM,...);
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typedef int (* PFN_XSetInputFocus)(Display*,Window,int,Time);
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typedef char* (* PFN_XSetLocaleModifiers)(const char*);
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typedef int (* PFN_XSetScreenSaver)(Display*,int,int,int,int);
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@ -142,6 +144,7 @@ typedef Bool (* PFN_XrmGetResource)(XrmDatabase,const char*,const char*,char**,X
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typedef XrmDatabase (* PFN_XrmGetStringDatabase)(const char*);
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typedef void (* PFN_XrmInitialize)(void);
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typedef XrmQuark (* PFN_XrmUniqueQuark)(void);
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typedef Bool (* PFN_XUnregisterIMInstantiateCallback)(Display*,void*,char*,char*,XIDProc,XPointer);
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typedef int (* PFN_Xutf8LookupString)(XIC,XKeyPressedEvent*,char*,int,KeySym*,Status*);
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typedef void (* PFN_Xutf8SetWMProperties)(Display*,Window,const char*,const char*,char**,int,XSizeHints*,XWMHints*,XClassHint*);
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#define XAllocClassHint _glfw.x11.xlib.AllocClassHint
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@ -200,6 +203,7 @@ typedef void (* PFN_Xutf8SetWMProperties)(Display*,Window,const char*,const char
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#define XQueryExtension _glfw.x11.xlib.QueryExtension
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#define XQueryPointer _glfw.x11.xlib.QueryPointer
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#define XRaiseWindow _glfw.x11.xlib.RaiseWindow
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#define XRegisterIMInstantiateCallback _glfw.x11.xlib.RegisterIMInstantiateCallback
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#define XResizeWindow _glfw.x11.xlib.ResizeWindow
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#define XResourceManagerString _glfw.x11.xlib.ResourceManagerString
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#define XSaveContext _glfw.x11.xlib.SaveContext
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@ -208,6 +212,7 @@ typedef void (* PFN_Xutf8SetWMProperties)(Display*,Window,const char*,const char
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#define XSetClassHint _glfw.x11.xlib.SetClassHint
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#define XSetErrorHandler _glfw.x11.xlib.SetErrorHandler
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#define XSetICFocus _glfw.x11.xlib.SetICFocus
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#define XSetIMValues _glfw.x11.xlib.SetIMValues
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#define XSetInputFocus _glfw.x11.xlib.SetInputFocus
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#define XSetLocaleModifiers _glfw.x11.xlib.SetLocaleModifiers
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#define XSetScreenSaver _glfw.x11.xlib.SetScreenSaver
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@ -238,6 +243,7 @@ typedef void (* PFN_Xutf8SetWMProperties)(Display*,Window,const char*,const char
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#define XrmGetStringDatabase _glfw.x11.xrm.GetStringDatabase
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#define XrmInitialize _glfw.x11.xrm.Initialize
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#define XrmUniqueQuark _glfw.x11.xrm.UniqueQuark
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#define XUnregisterIMInstantiateCallback _glfw.x11.xlib.UnregisterIMInstantiateCallback
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#define Xutf8LookupString _glfw.x11.xlib.utf8LookupString
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#define Xutf8SetWMProperties _glfw.x11.xlib.utf8SetWMProperties
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@ -553,6 +559,7 @@ typedef struct _GLFWlibraryX11
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PFN_XQueryExtension QueryExtension;
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PFN_XQueryPointer QueryPointer;
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PFN_XRaiseWindow RaiseWindow;
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PFN_XRegisterIMInstantiateCallback RegisterIMInstantiateCallback;
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PFN_XResizeWindow ResizeWindow;
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PFN_XResourceManagerString ResourceManagerString;
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PFN_XSaveContext SaveContext;
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@ -561,6 +568,7 @@ typedef struct _GLFWlibraryX11
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PFN_XSetClassHint SetClassHint;
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PFN_XSetErrorHandler SetErrorHandler;
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PFN_XSetICFocus SetICFocus;
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PFN_XSetIMValues SetIMValues;
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PFN_XSetInputFocus SetInputFocus;
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PFN_XSetLocaleModifiers SetLocaleModifiers;
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PFN_XSetScreenSaver SetScreenSaver;
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@ -577,6 +585,7 @@ typedef struct _GLFWlibraryX11
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PFN_XUnsetICFocus UnsetICFocus;
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PFN_XVisualIDFromVisual VisualIDFromVisual;
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PFN_XWarpPointer WarpPointer;
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PFN_XUnregisterIMInstantiateCallback UnregisterIMInstantiateCallback;
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PFN_Xutf8LookupString utf8LookupString;
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PFN_Xutf8SetWMProperties utf8SetWMProperties;
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} xlib;
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@ -753,4 +762,5 @@ void _glfwReleaseErrorHandlerX11(void);
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void _glfwInputErrorX11(int error, const char* message);
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void _glfwPushSelectionToManagerX11(void);
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void _glfwCreateInputContextX11(_GLFWwindow* window);
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@ -590,6 +590,14 @@ static void enableCursor(_GLFWwindow* window)
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updateCursorImage(window);
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}
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// Clear its handle when the input context has been destroyed
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//
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static void inputContextDestroyCallback(XIC ic, XPointer clientData, XPointer callData)
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{
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_GLFWwindow* window = (_GLFWwindow*) clientData;
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window->x11.ic = NULL;
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}
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// Create the X11 window (and its colormap)
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//
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static GLFWbool createNativeWindow(_GLFWwindow* window,
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@ -768,27 +776,10 @@ static GLFWbool createNativeWindow(_GLFWwindow* window,
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PropModeReplace, (unsigned char*) &version, 1);
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}
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_glfwPlatformSetWindowTitle(window, wndconfig->title);
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if (_glfw.x11.im)
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{
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window->x11.ic = XCreateIC(_glfw.x11.im,
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XNInputStyle,
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XIMPreeditNothing | XIMStatusNothing,
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XNClientWindow,
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window->x11.handle,
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XNFocusWindow,
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window->x11.handle,
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NULL);
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}
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if (window->x11.ic)
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{
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unsigned long filter = 0;
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if (XGetICValues(window->x11.ic, XNFilterEvents, &filter, NULL) == NULL)
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XSelectInput(_glfw.x11.display, window->x11.handle, wa.event_mask | filter);
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}
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_glfwCreateInputContextX11(window);
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_glfwPlatformSetWindowTitle(window, wndconfig->title);
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_glfwPlatformGetWindowPos(window, &window->x11.xpos, &window->x11.ypos);
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_glfwPlatformGetWindowSize(window, &window->x11.width, &window->x11.height);
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@ -1173,8 +1164,7 @@ static void processEvent(XEvent *event)
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if (event->type == KeyPress || event->type == KeyRelease)
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keycode = event->xkey.keycode;
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if (_glfw.x11.im)
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filtered = XFilterEvent(event, None);
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filtered = XFilterEvent(event, None);
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if (_glfw.x11.randr.available)
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{
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@ -1961,6 +1951,38 @@ void _glfwPushSelectionToManagerX11(void)
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}
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}
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void _glfwCreateInputContextX11(_GLFWwindow* window)
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{
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XIMCallback callback;
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callback.callback = (XIMProc) inputContextDestroyCallback;
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callback.client_data = (XPointer) window;
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window->x11.ic = XCreateIC(_glfw.x11.im,
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XNInputStyle,
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XIMPreeditNothing | XIMStatusNothing,
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XNClientWindow,
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window->x11.handle,
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XNFocusWindow,
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window->x11.handle,
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XNDestroyCallback,
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&callback,
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NULL);
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if (window->x11.ic)
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{
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XWindowAttributes attribs;
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XGetWindowAttributes(_glfw.x11.display, window->x11.handle, &attribs);
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unsigned long filter = 0;
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if (XGetICValues(window->x11.ic, XNFilterEvents, &filter, NULL) == NULL)
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{
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XSelectInput(_glfw.x11.display,
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window->x11.handle,
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attribs.your_event_mask | filter);
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}
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}
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}
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//////////////////////////////////////////////////////////////////////////
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////// GLFW platform API //////
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