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/*
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* Copyright 1995-2004 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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#ifndef _AWT_UTIL_H_
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#define _AWT_UTIL_H_
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#ifndef HEADLESS
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#ifndef XAWT
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#include <Xm/VendorSEP.h>
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#include <Xm/VendorSP.h>
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#endif
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#include "gdefs.h"
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typedef struct ConvertEventTimeAndModifiers {
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jlong when;
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jint modifiers;
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} ConvertEventTimeAndModifiers;
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Boolean awt_util_focusIsOnMenu(Display *display);
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int32_t awt_util_sendButtonClick(Display *display, Window window);
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Widget awt_util_createWarningWindow(Widget parent, char *warning);
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void awt_util_show(Widget w);
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void awt_util_hide(Widget w);
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void awt_util_enable(Widget w);
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void awt_util_disable(Widget w);
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void awt_util_reshape(Widget w, jint x, jint y, jint wd, jint ht);
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void awt_util_mapChildren(Widget w, void (*func)(Widget,void *),
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int32_t applyToSelf, void *data);
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int32_t awt_util_setCursor(Widget w, Cursor c);
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void awt_util_convertEventTimeAndModifiers
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(XEvent *event, ConvertEventTimeAndModifiers *output);
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Widget awt_WidgetAtXY(Widget root, Position x, Position y);
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char *awt_util_makeWMMenuItem(char *target, Atom protocol);
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Cardinal awt_util_insertCallback(Widget w);
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void awt_util_consumeAllXEvents(Widget widget);
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void awt_util_cleanupBeforeDestroyWidget(Widget widget);
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void awt_util_debug_init();
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Time awt_util_getCurrentServerTime();
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jlong awt_util_nowMillisUTC();
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jlong awt_util_nowMillisUTC_offset(Time server_offset);
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void awt_util_do_wheel_scroll(Widget scrolled_window, jint scrollType,
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jint scrollAmt, jint wheelAmt);
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Widget awt_util_get_scrollbar_to_scroll(Widget window);
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typedef struct _EmbeddedFrame {
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Widget embeddedFrame;
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Window frameContainer;
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jobject javaRef;
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Boolean eventSelectedPreviously;
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struct _EmbeddedFrame * next;
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struct _EmbeddedFrame * prev;
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} EmbeddedFrame;
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void awt_util_addEmbeddedFrame(Widget embeddedFrame, jobject javaRef);
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void awt_util_delEmbeddedFrame(Widget embeddedFrame);
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Boolean awt_util_processEventForEmbeddedFrame(XEvent *ev);
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#define WITH_XERROR_HANDLER(f) do { \
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XSync(awt_display, False); \
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xerror_code = Success; \
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xerror_saved_handler = XSetErrorHandler(f); \
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} while (0)
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/* Convenience macro for handlers to use */
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#define XERROR_SAVE(err) do { \
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xerror_code = (err)->error_code; \
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} while (0)
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#define RESTORE_XERROR_HANDLER do { \
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XSync(awt_display, False); \
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XSetErrorHandler(xerror_saved_handler); \
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} while (0)
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#define EXEC_WITH_XERROR_HANDLER(f, code) do { \
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WITH_XERROR_HANDLER(f); \
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do { \
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code; \
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} while (0); \
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RESTORE_XERROR_HANDLER; \
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} while (0)
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/*
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* Since X reports protocol errors asynchronously, we often need to
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* install an error handler that acts like a callback. While that
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* specialized handler is installed we save original handler here.
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*/
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extern XErrorHandler xerror_saved_handler;
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/*
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* A place for error handler to report the error code.
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*/
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extern unsigned char xerror_code;
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extern int xerror_ignore_bad_window(Display *dpy, XErrorEvent *err);
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#endif /* !HEADLESS */
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#ifndef INTERSECTS
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#define INTERSECTS(r1_x1,r1_x2,r1_y1,r1_y2,r2_x1,r2_x2,r2_y1,r2_y2) \
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!((r2_x2 <= r1_x1) ||\
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(r2_y2 <= r1_y1) ||\
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(r2_x1 >= r1_x2) ||\
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(r2_y1 >= r1_y2))
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#endif
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#ifndef MIN
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#define MIN(a,b) ((a) < (b) ? (a) : (b))
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#endif
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#ifndef MAX
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#define MAX(a,b) ((a) > (b) ? (a) : (b))
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#endif
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struct DPos {
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int32_t x;
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int32_t y;
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int32_t mapped;
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void *data;
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void *peer;
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int32_t echoC;
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};
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extern jobject awtJNI_GetCurrentThread(JNIEnv *env);
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extern void awtJNI_ThreadYield(JNIEnv *env);
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#ifndef HEADLESS
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extern Widget prevWidget;
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#endif /* !HEADLESS */
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/*
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* Functions for accessing fields by name and signature
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*/
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JNIEXPORT jobject JNICALL
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JNU_GetObjectField(JNIEnv *env, jobject self, const char *name,
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const char *sig);
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JNIEXPORT jboolean JNICALL
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JNU_SetObjectField(JNIEnv *env, jobject self, const char *name,
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const char *sig, jobject val);
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JNIEXPORT jlong JNICALL
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JNU_GetLongField(JNIEnv *env, jobject self, const char *name);
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JNIEXPORT jint JNICALL
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JNU_GetIntField(JNIEnv *env, jobject self, const char *name);
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JNIEXPORT jboolean JNICALL
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JNU_SetIntField(JNIEnv *env, jobject self, const char *name, jint val);
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JNIEXPORT jboolean JNICALL
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JNU_SetLongField(JNIEnv *env, jobject self, const char *name, jlong val);
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JNIEXPORT jboolean JNICALL
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JNU_GetBooleanField(JNIEnv *env, jobject self, const char *name);
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JNIEXPORT jboolean JNICALL
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JNU_SetBooleanField(JNIEnv *env, jobject self, const char *name, jboolean val);
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JNIEXPORT jint JNICALL
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JNU_GetCharField(JNIEnv *env, jobject self, const char *name);
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#ifndef HEADLESS
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#ifdef __solaris__
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extern Widget awt_util_getXICStatusAreaWindow(Widget w);
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#else
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int32_t awt_util_getIMStatusHeight(Widget vw);
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XVaNestedList awt_util_getXICStatusAreaList(Widget w);
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Widget awt_util_getXICStatusAreaWindow(Widget w);
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#endif
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#ifdef __linux__
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typedef struct _XmImRefRec {
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Cardinal num_refs; /* Number of referencing widgets. */
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Cardinal max_refs; /* Maximum length of refs array. */
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Widget* refs; /* Array of referencing widgets. */
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XtPointer **callbacks;
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} XmImRefRec, *XmImRefInfo;
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typedef struct _PreeditBufferRec {
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unsigned short length;
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wchar_t *text;
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XIMFeedback *feedback;
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int32_t caret;
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XIMCaretStyle style;
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} PreeditBufferRec, *PreeditBuffer;
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typedef struct _XmImXICRec {
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struct _XmImXICRec *next; /* Links all have the same XIM. */
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XIC xic; /* The XIC. */
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Window focus_window; /* Cached information about the XIC. */
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XIMStyle input_style; /* ...ditto... */
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int32_t status_width; /* ...ditto... */
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int32_t preedit_width; /* ...ditto... */
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int32_t sp_height; /* ...ditto... */
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Boolean has_focus; /* Does this XIC have keyboard focus. */
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Boolean anonymous; /* Do we have exclusive rights to this XIC. */
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XmImRefRec widget_refs; /* Widgets referencing this XIC. */
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struct _XmImXICRec **source; /* Original source of shared XICs. */
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PreeditBuffer preedit_buffer;
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} XmImXICRec, *XmImXICInfo;
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typedef struct _XmImShellRec {
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/* per-Shell fields. */
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Widget im_widget; /* Dummy widget to make intrinsics behave. */
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Widget current_widget; /* Widget whose visual we're matching. */
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/* per <Shell,XIM> fields. */
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XmImXICInfo shell_xic; /* For PER_SHELL sharing policy. */
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XmImXICInfo iclist; /* All known XICs for this <XIM,Shell>. */
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} XmImShellRec, *XmImShellInfo;
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typedef struct {
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/* per-Display fields. */
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XContext current_xics; /* Map widget -> current XmImXICInfo. */
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/* per-XIM fields. */
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XIM xim; /* The XIM. */
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XIMStyles *styles; /* XNQueryInputStyle result. */
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XmImRefRec shell_refs; /* Shells referencing this XIM. */
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} XmImDisplayRec, *XmImDisplayInfo;
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#endif
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#endif /* !HEADLESS */
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#endif /* _AWT_UTIL_H_ */
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