J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1995-2004 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | #ifndef _AWT_UTIL_H_ |
| 27 | #define _AWT_UTIL_H_ |
| 28 | |
| 29 | #ifndef HEADLESS |
| 30 | #ifndef XAWT |
| 31 | #include <Xm/VendorSEP.h> |
| 32 | #include <Xm/VendorSP.h> |
| 33 | #endif |
| 34 | #include "gdefs.h" |
| 35 | |
| 36 | typedef struct ConvertEventTimeAndModifiers { |
| 37 | jlong when; |
| 38 | jint modifiers; |
| 39 | } ConvertEventTimeAndModifiers; |
| 40 | |
| 41 | Boolean awt_util_focusIsOnMenu(Display *display); |
| 42 | int32_t awt_util_sendButtonClick(Display *display, Window window); |
| 43 | |
| 44 | Widget awt_util_createWarningWindow(Widget parent, char *warning); |
| 45 | void awt_util_show(Widget w); |
| 46 | void awt_util_hide(Widget w); |
| 47 | void awt_util_enable(Widget w); |
| 48 | void awt_util_disable(Widget w); |
| 49 | void awt_util_reshape(Widget w, jint x, jint y, jint wd, jint ht); |
| 50 | void awt_util_mapChildren(Widget w, void (*func)(Widget,void *), |
| 51 | int32_t applyToSelf, void *data); |
| 52 | int32_t awt_util_setCursor(Widget w, Cursor c); |
| 53 | void awt_util_convertEventTimeAndModifiers |
| 54 | (XEvent *event, ConvertEventTimeAndModifiers *output); |
| 55 | Widget awt_WidgetAtXY(Widget root, Position x, Position y); |
| 56 | char *awt_util_makeWMMenuItem(char *target, Atom protocol); |
| 57 | Cardinal awt_util_insertCallback(Widget w); |
| 58 | void awt_util_consumeAllXEvents(Widget widget); |
| 59 | void awt_util_cleanupBeforeDestroyWidget(Widget widget); |
| 60 | void awt_util_debug_init(); |
| 61 | Time awt_util_getCurrentServerTime(); |
| 62 | jlong awt_util_nowMillisUTC(); |
| 63 | jlong awt_util_nowMillisUTC_offset(Time server_offset); |
| 64 | void awt_util_do_wheel_scroll(Widget scrolled_window, jint scrollType, |
| 65 | jint scrollAmt, jint wheelAmt); |
| 66 | Widget awt_util_get_scrollbar_to_scroll(Widget window); |
| 67 | |
| 68 | |
| 69 | typedef struct _EmbeddedFrame { |
| 70 | Widget embeddedFrame; |
| 71 | Window frameContainer; |
| 72 | jobject javaRef; |
| 73 | Boolean eventSelectedPreviously; |
| 74 | struct _EmbeddedFrame * next; |
| 75 | struct _EmbeddedFrame * prev; |
| 76 | } EmbeddedFrame; |
| 77 | |
| 78 | void awt_util_addEmbeddedFrame(Widget embeddedFrame, jobject javaRef); |
| 79 | void awt_util_delEmbeddedFrame(Widget embeddedFrame); |
| 80 | Boolean awt_util_processEventForEmbeddedFrame(XEvent *ev); |
| 81 | |
| 82 | #define WITH_XERROR_HANDLER(f) do { \ |
| 83 | XSync(awt_display, False); \ |
| 84 | xerror_code = Success; \ |
| 85 | xerror_saved_handler = XSetErrorHandler(f); \ |
| 86 | } while (0) |
| 87 | |
| 88 | /* Convenience macro for handlers to use */ |
| 89 | #define XERROR_SAVE(err) do { \ |
| 90 | xerror_code = (err)->error_code; \ |
| 91 | } while (0) |
| 92 | |
| 93 | #define RESTORE_XERROR_HANDLER do { \ |
| 94 | XSync(awt_display, False); \ |
| 95 | XSetErrorHandler(xerror_saved_handler); \ |
| 96 | } while (0) |
| 97 | |
| 98 | #define EXEC_WITH_XERROR_HANDLER(f, code) do { \ |
| 99 | WITH_XERROR_HANDLER(f); \ |
| 100 | do { \ |
| 101 | code; \ |
| 102 | } while (0); \ |
| 103 | RESTORE_XERROR_HANDLER; \ |
| 104 | } while (0) |
| 105 | |
| 106 | /* |
| 107 | * Since X reports protocol errors asynchronously, we often need to |
| 108 | * install an error handler that acts like a callback. While that |
| 109 | * specialized handler is installed we save original handler here. |
| 110 | */ |
| 111 | extern XErrorHandler xerror_saved_handler; |
| 112 | |
| 113 | /* |
| 114 | * A place for error handler to report the error code. |
| 115 | */ |
| 116 | extern unsigned char xerror_code; |
| 117 | |
| 118 | extern int xerror_ignore_bad_window(Display *dpy, XErrorEvent *err); |
| 119 | |
| 120 | #endif /* !HEADLESS */ |
| 121 | |
| 122 | #ifndef INTERSECTS |
| 123 | #define INTERSECTS(r1_x1,r1_x2,r1_y1,r1_y2,r2_x1,r2_x2,r2_y1,r2_y2) \ |
| 124 | !((r2_x2 <= r1_x1) ||\ |
| 125 | (r2_y2 <= r1_y1) ||\ |
| 126 | (r2_x1 >= r1_x2) ||\ |
| 127 | (r2_y1 >= r1_y2)) |
| 128 | #endif |
| 129 | |
| 130 | #ifndef MIN |
| 131 | #define MIN(a,b) ((a) < (b) ? (a) : (b)) |
| 132 | #endif |
| 133 | #ifndef MAX |
| 134 | #define MAX(a,b) ((a) > (b) ? (a) : (b)) |
| 135 | #endif |
| 136 | |
| 137 | struct DPos { |
| 138 | int32_t x; |
| 139 | int32_t y; |
| 140 | int32_t mapped; |
| 141 | void *data; |
| 142 | void *peer; |
| 143 | int32_t echoC; |
| 144 | }; |
| 145 | |
| 146 | extern jobject awtJNI_GetCurrentThread(JNIEnv *env); |
| 147 | extern void awtJNI_ThreadYield(JNIEnv *env); |
| 148 | |
| 149 | #ifndef HEADLESS |
| 150 | extern Widget prevWidget; |
| 151 | #endif /* !HEADLESS */ |
| 152 | |
| 153 | /* |
| 154 | * Functions for accessing fields by name and signature |
| 155 | */ |
| 156 | |
| 157 | JNIEXPORT jobject JNICALL |
| 158 | JNU_GetObjectField(JNIEnv *env, jobject self, const char *name, |
| 159 | const char *sig); |
| 160 | |
| 161 | JNIEXPORT jboolean JNICALL |
| 162 | JNU_SetObjectField(JNIEnv *env, jobject self, const char *name, |
| 163 | const char *sig, jobject val); |
| 164 | |
| 165 | JNIEXPORT jlong JNICALL |
| 166 | JNU_GetLongField(JNIEnv *env, jobject self, const char *name); |
| 167 | |
| 168 | JNIEXPORT jint JNICALL |
| 169 | JNU_GetIntField(JNIEnv *env, jobject self, const char *name); |
| 170 | |
| 171 | JNIEXPORT jboolean JNICALL |
| 172 | JNU_SetIntField(JNIEnv *env, jobject self, const char *name, jint val); |
| 173 | |
| 174 | JNIEXPORT jboolean JNICALL |
| 175 | JNU_SetLongField(JNIEnv *env, jobject self, const char *name, jlong val); |
| 176 | |
| 177 | JNIEXPORT jboolean JNICALL |
| 178 | JNU_GetBooleanField(JNIEnv *env, jobject self, const char *name); |
| 179 | |
| 180 | JNIEXPORT jboolean JNICALL |
| 181 | JNU_SetBooleanField(JNIEnv *env, jobject self, const char *name, jboolean val); |
| 182 | |
| 183 | JNIEXPORT jint JNICALL |
| 184 | JNU_GetCharField(JNIEnv *env, jobject self, const char *name); |
| 185 | |
| 186 | #ifndef HEADLESS |
| 187 | #ifdef __solaris__ |
| 188 | extern Widget awt_util_getXICStatusAreaWindow(Widget w); |
| 189 | #else |
| 190 | int32_t awt_util_getIMStatusHeight(Widget vw); |
| 191 | XVaNestedList awt_util_getXICStatusAreaList(Widget w); |
| 192 | Widget awt_util_getXICStatusAreaWindow(Widget w); |
| 193 | #endif |
| 194 | |
| 195 | |
| 196 | |
| 197 | |
| 198 | #ifdef __linux__ |
| 199 | typedef struct _XmImRefRec { |
| 200 | Cardinal num_refs; /* Number of referencing widgets. */ |
| 201 | Cardinal max_refs; /* Maximum length of refs array. */ |
| 202 | Widget* refs; /* Array of referencing widgets. */ |
| 203 | XtPointer **callbacks; |
| 204 | } XmImRefRec, *XmImRefInfo; |
| 205 | |
| 206 | typedef struct _PreeditBufferRec { |
| 207 | unsigned short length; |
| 208 | wchar_t *text; |
| 209 | XIMFeedback *feedback; |
| 210 | int32_t caret; |
| 211 | XIMCaretStyle style; |
| 212 | } PreeditBufferRec, *PreeditBuffer; |
| 213 | |
| 214 | typedef struct _XmImXICRec { |
| 215 | struct _XmImXICRec *next; /* Links all have the same XIM. */ |
| 216 | XIC xic; /* The XIC. */ |
| 217 | Window focus_window; /* Cached information about the XIC. */ |
| 218 | XIMStyle input_style; /* ...ditto... */ |
| 219 | int32_t status_width; /* ...ditto... */ |
| 220 | int32_t preedit_width; /* ...ditto... */ |
| 221 | int32_t sp_height; /* ...ditto... */ |
| 222 | Boolean has_focus; /* Does this XIC have keyboard focus. */ |
| 223 | Boolean anonymous; /* Do we have exclusive rights to this XIC. */ |
| 224 | XmImRefRec widget_refs; /* Widgets referencing this XIC. */ |
| 225 | struct _XmImXICRec **source; /* Original source of shared XICs. */ |
| 226 | PreeditBuffer preedit_buffer; |
| 227 | } XmImXICRec, *XmImXICInfo; |
| 228 | |
| 229 | typedef struct _XmImShellRec { |
| 230 | /* per-Shell fields. */ |
| 231 | Widget im_widget; /* Dummy widget to make intrinsics behave. */ |
| 232 | Widget current_widget; /* Widget whose visual we're matching. */ |
| 233 | |
| 234 | /* per <Shell,XIM> fields. */ |
| 235 | XmImXICInfo shell_xic; /* For PER_SHELL sharing policy. */ |
| 236 | XmImXICInfo iclist; /* All known XICs for this <XIM,Shell>. */ |
| 237 | } XmImShellRec, *XmImShellInfo; |
| 238 | |
| 239 | typedef struct { |
| 240 | /* per-Display fields. */ |
| 241 | XContext current_xics; /* Map widget -> current XmImXICInfo. */ |
| 242 | |
| 243 | /* per-XIM fields. */ |
| 244 | XIM xim; /* The XIM. */ |
| 245 | XIMStyles *styles; /* XNQueryInputStyle result. */ |
| 246 | XmImRefRec shell_refs; /* Shells referencing this XIM. */ |
| 247 | } XmImDisplayRec, *XmImDisplayInfo; |
| 248 | |
| 249 | #endif |
| 250 | #endif /* !HEADLESS */ |
| 251 | #endif /* _AWT_UTIL_H_ */ |