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1.1 root 1: #ifndef lint
2: static char *rcsid_Iconify_c = "$Header: Iconify.c,v 10.4 86/02/01 16:22:58 tony Rel $";
3: #endif lint
4:
5: /************************************************************************
6: * *
7: * Copyright (c) 1986 by *
8: * Digital Equipment Corporation, Maynard, MA *
9: * All Rights Reserved. *
10: * *
11: * Permission to use, copy, modify, and distribute this software *
12: * and its documentation is hereby granted only to licensees of *
13: * The Regents of the University of California pursuant to their *
14: * license agreement for the Berkeley Software Distribution *
15: * provided that the following appears on all copies. *
16: * *
17: * "LICENSED FROM DIGITAL EQUIPMENT CORPORATION *
18: * COPYRIGHT (C) 1986 *
19: * DIGITAL EQUIPMENT CORPORATION *
20: * MAYNARD, MA *
21: * ALL RIGHTS RESERVED. *
22: * *
23: * THE INFORMATION IN THIS SOFTWARE IS SUBJECT TO CHANGE WITHOUT *
24: * NOTICE AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY DIGITAL *
25: * EQUIPMENT CORPORATION. DIGITAL MAKES NO REPRESENTATIONS *
26: * ABOUT SUITABILITY OF THIS SOFTWARE FOR ANY PURPOSE. IT IS *
27: * SUPPLIED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY. *
28: * *
29: * IF THE UNIVERSITY OF CALIFORNIA OR ITS LICENSEES MODIFY *
30: * THE SOFTWARE IN A MANNER CREATING DERIVATIVE COPYRIGHT *
31: * RIGHTS APPROPRIATE COPYRIGHT LEGENDS MAY BE PLACED ON THE *
32: * DERIVATIVE WORK IN ADDITION TO THAT SET FORTH ABOVE." *
33: * *
34: ************************************************************************/
35:
36:
37: /*
38: * MODIFICATION HISTORY
39: *
40: * 000 -- M. Gancarz, DEC Ultrix Engineering Group
41: */
42:
43: #ifndef lint
44: static char *sccsid = "@(#)Iconify.c 3.9 1/29/86";
45: #endif
46:
47: #include "uwm.h"
48:
49: Bool Iconify(window, mask, button, x, y)
50: Window window; /* Event window. */
51: int mask; /* Button/key mask. */
52: short button; /* Button event detail. */
53: int x, y; /* Event mouse position. */
54: {
55: register WindowInfo window_info; /* Event window info. */
56: register WindowInfo assoc_info; /* Associated window info. */
57: char *name; /* Event window name. */
58: int mse_x, mse_y; /* Mouse X and Y coordinates. */
59: int icon_x, icon_y; /* Icon U. L. X and Y coordinates. */
60: int icon_w, icon_h; /* Icon width and height. */
61: int icon_bdr; /* Icon border width. */
62: int num_vectors; /* Number of vectors in zap buffer. */
63: Window assoc; /* Associated window. */
64: Window sub_win; /* Mouse position sub-window. */
65: XButtonEvent button_event; /* Button event packet. */
66: Vertex zap[MAX_ZAP_VECTORS]; /* Zap effect vertex buffer. */
67: Bool iconifying; /* Are we iconifying? */
68:
69: /*
70: * Do not try to iconify the root window.
71: */
72: if (window == RootWindow)
73: return(FALSE);
74:
75: /*
76: * Clear the vector buffer.
77: */
78: if (Zap) bzero(zap, sizeof(zap));
79:
80: /*
81: * Get the mouse cursor position in case we must put a new
82: * icon there.
83: */
84: XQueryMouse(RootWindow, &mse_x, &mse_y, &sub_win);
85:
86: /*
87: * Get info on the event window.
88: */
89: status = XQueryWindow(window, &window_info);
90: if (status == FAILURE) return(FALSE);
91:
92: /*
93: * If the event window is an icon, de-iconify it and return.
94: */
95: if (window_info.type == IsIcon) {
96:
97: assoc = window_info.assoc_wind;
98:
99: /*
100: * Gather info about the assoc window.
101: */
102: status = XQueryWindow(assoc, &assoc_info);
103: if (status == FAILURE) return(FALSE);
104:
105: /*
106: * Store the zap vector buffer.
107: */
108: if (Zap) {
109: num_vectors = StoreZap(
110: zap,
111: assoc_info.x - 1,
112: assoc_info.y - 1,
113: assoc_info.x + assoc_info.width +
114: (assoc_info.bdrwidth << 1),
115: assoc_info.y + assoc_info.height +
116: (assoc_info.bdrwidth << 1),
117: window_info.x - 1,
118: window_info.y - 1,
119: window_info.x + window_info.width +
120: (window_info.bdrwidth << 1),
121: window_info.y + window_info.height +
122: (window_info.bdrwidth << 1));
123: }
124:
125: /*
126: * Map the window and synchronize.
127: */
128: XMapWindow(assoc);
129:
130: if (Zap) {
131: /*
132: * Draw the zap lines.
133: */
134: DrawZap();
135: }
136:
137: /*
138: * Unmap the icon window.
139: */
140: XUnmapWindow(window);
141:
142: return(FALSE);
143: }
144: else {
145: /*
146: * If event window doesn't already have an icon window,
147: * make one for it.
148: */
149: if (window_info.assoc_wind == 0) {
150:
151: /*
152: * Set the icon border width.
153: */
154: icon_bdr = IBorderWidth;
155:
156: /*
157: * Determine the size of the icon window.
158: */
159: status = XFetchName(window, &name);
160: if (status == FAILURE) return(FALSE);
161: icon_h = IFontInfo.height + (VIconPad << 1);
162: icon_w = XQueryWidth(name, IFont);
163: if (icon_w == 0)
164: icon_w = icon_h;
165: else icon_w += (HIconPad << 1);
166:
167: /*
168: * Determine the coordinates of the icon window;
169: * normalize so that we don't lose the icon off the
170: * edge of the screen.
171: */
172: icon_x = mse_x - (icon_w >> 1) + 1;
173: if (icon_x < 0) icon_x = 0;
174: icon_y = mse_y - (icon_h >> 1) + 1;
175: if (icon_y < 0) icon_y = 0;
176: if ((icon_x - 1 + icon_w + (icon_bdr << 1)) > ScreenWidth) {
177: icon_x = ScreenWidth - icon_w - (icon_bdr << 1) + 1;
178: }
179: if ((icon_y - 1 + icon_h + (icon_bdr << 1)) > ScreenHeight) {
180: icon_y = ScreenHeight - icon_h - (icon_bdr << 1) + 1;
181: }
182:
183:
184: /*
185: * Create the icon window.
186: */
187: assoc = XCreateWindow(
188: RootWindow,
189: icon_x, icon_y,
190: icon_w, icon_h,
191: icon_bdr,
192: IBorder, IBackground
193: );
194: if (assoc == FAILURE) return(FALSE);
195:
196: /*
197: * Use the text cursor whenever the mouse is in the icon window.
198: */
199: XDefineCursor(assoc, TextCursor);
200:
201: /*
202: * Select "key pressed", "window exposure" and "unmap window"
203: * events for the icon window.
204: */
205: XSelectInput(assoc, (KeyPressed | ExposeWindow | UnmapWindow));
206:
207: /*
208: * Set the event window's icon window to be the new icon window.
209: */
210: XSetIconWindow(window, assoc);
211: }
212: else {
213: /*
214: * If we already have an icon window all we have to do is
215: * map it.
216: */
217: assoc = window_info.assoc_wind;
218: status = XQueryWindow(assoc, &assoc_info);
219: if (status == FAILURE) return(FALSE);
220: icon_x = assoc_info.x;
221: icon_y = assoc_info.y;
222: icon_w = assoc_info.width;
223: icon_h = assoc_info.height;
224: }
225:
226: if (Zap) {
227: /*
228: * Store the zap effect vectors.
229: */
230: num_vectors = StoreZap(
231: zap,
232: window_info.x - 1,
233: window_info.y - 1,
234: window_info.x + window_info.width + (window_info.bdrwidth << 1),
235: window_info.y + window_info.height + (window_info.bdrwidth << 1),
236: icon_x - 1,
237: icon_y - 1,
238: icon_x + icon_w + (icon_bdr << 1),
239: icon_y + icon_h + (icon_bdr << 1)
240: );
241: }
242:
243: /*
244: * Map the icon window.
245: */
246: XMapWindow(assoc);
247:
248: if (Zap) {
249: /*
250: * Draw zap lines from the window to its icon.
251: */
252: DrawZap();
253: DrawZap();
254: }
255:
256: /*
257: * Unmap the event window.
258: */
259: XUnmapWindow(window);
260: }
261: return(FALSE);
262: }
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