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authorfluxgen <fluxgen>2002-08-20 02:05:17 (GMT)
committerfluxgen <fluxgen>2002-08-20 02:05:17 (GMT)
commit952d7717cd1a2a00d873719dd104277f674db15b (patch)
tree57ebbcc03b21368a21877d7f3fba17070a35ebf7 /util/fbrun/FbRun.cc
parent4d3ee5364af5ceccdee89809dbe13a41720bf781 (diff)
downloadfluxbox-952d7717cd1a2a00d873719dd104277f674db15b.zip
fluxbox-952d7717cd1a2a00d873719dd104277f674db15b.tar.bz2
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1// FbRun.hh
2// Copyright (c) 2002 Henrik Kinnunen (fluxgen@linuxmail.org)
3//
4// Permission is hereby granted, free of charge, to any person obtaining a
5// copy of this software and associated documentation files (the "Software"),
6// to deal in the Software without restriction, including without limitation
7// the rights to use, copy, modify, merge, publish, distribute, sublicense,
8// and/or sell copies of the Software, and to permit persons to whom the
9// Software is furnished to do so, subject to the following conditions:
10//
11// The above copyright notice and this permission notice shall be included in
12// all copies or substantial portions of the Software.
13//
14// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20// DEALINGS IN THE SOFTWARE.
21
22// $Id: FbRun.cc,v 1.1 2002/08/20 02:04:34 fluxgen Exp $
23
24#include "FbRun.hh"
25
26#include <X11/Xlib.h>
27#include <X11/keysym.h>
28#include <X11/Xutil.h>
29
30#include <unistd.h>
31
32#include <iostream>
33
34using namespace std;
35FbRun::FbRun(Display *disp, int x, int y, size_t width):
36m_font(disp, "fixed"),
37m_win(None),
38m_display(disp),
39m_bevel(4),
40m_gc(None),
41m_end(false) {
42
43 createWindow(x, y, width, m_font.height() + m_bevel);
44 // create GC
45 XGCValues gcv;
46
47 if (m_font.fontStruct())
48 gcv.font = m_font.fontStruct()->fid;
49
50 m_gc = XCreateGC(m_display, m_win, GCFont, &gcv);
51}
52
53FbRun::~FbRun() {
54 hide();
55 XDestroyWindow(m_display, m_win);
56}
57
58void FbRun::run(const std::string &command) {
59 //fork and execute program
60 if (!fork()) {
61 setsid();
62 execl("/bin/sh", "/bin/sh", "-c", command.c_str(), 0);
63 exit(0); //exit fork
64 }
65
66 hide();
67
68 m_end = true; // mark end of processing
69}
70
71bool FbRun::loadFont(const string &fontname) {
72 if (!m_font.load(fontname.c_str()))
73 return false;
74
75 // reconfigure m_gc for the new font
76 XGCValues gcv;
77 if (m_font.fontStruct())
78 gcv.font = m_font.fontStruct()->fid;
79 XChangeGC(m_display, m_gc, GCFont, &gcv);
80
81 // resize to fit new font height
82 resize(m_width, m_font.height() + m_bevel);
83 return true;
84}
85
86void FbRun::setForeground(const XColor &color) {
87 XSetForeground(m_display, m_gc, color.pixel);
88 redrawLabel();
89}
90
91void FbRun::setBackground(const XColor &color) {
92 XSetWindowBackground(m_display, m_win, color.pixel);
93 redrawLabel();
94}
95
96
97void FbRun::setText(const string &text) {
98 m_runtext = text;
99 redrawLabel();
100}
101
102void FbRun::setTitle(const string &title) {
103 assert(m_win);
104 XStoreName(m_display, m_win, const_cast<char *>(title.c_str()));
105}
106
107void FbRun::move(int x, int y) {
108 XMoveWindow(m_display, m_win, x, y);
109}
110
111void FbRun::resize(size_t width, size_t height) {
112 assert(m_win);
113 XResizeWindow(m_display, m_win, width, height + m_bevel);
114 m_width = width;
115 m_height = height + m_bevel;
116 setNoMaximize();
117}
118
119void FbRun::show() {
120 assert(m_win);
121 XMapWindow(m_display, m_win);
122}
123
124void FbRun::hide() {
125 assert(m_win);
126 XUnmapWindow(m_display, m_win);
127}
128
129void FbRun::redrawLabel() {
130 assert(m_win);
131
132 XClearWindow(m_display, m_win);
133 drawString(0, m_height - m_bevel/2,
134 m_runtext.c_str(), m_runtext.size());
135
136}
137
138void FbRun::drawString(int x, int y,
139 const char *text, size_t len) {
140 assert(m_win);
141 assert(m_gc);
142
143 if (FbTk::Font::multibyte()) {
144 XmbDrawString(m_display, m_win, m_font.fontSet(),
145 m_gc, x, y,
146 text, len);
147 } else {
148 XDrawString(m_display, m_win,
149 m_gc, x, y,
150 text, len);
151 }
152}
153
154
155void FbRun::createWindow(int x, int y, size_t width, size_t height) {
156 m_win = XCreateSimpleWindow(m_display, // display
157 DefaultRootWindow(m_display), // parent windows
158 x, y,
159 width, height,
160 1, // border_width
161 0, // border
162 WhitePixel(m_display, DefaultScreen(m_display))); // background
163
164 if (m_win == None)
165 throw string("Failed to create FbRun window!");
166
167 XSelectInput(m_display, m_win, KeyPressMask|ExposureMask);
168
169 setNoMaximize();
170
171 m_width = width;
172 m_height = height;
173
174}
175
176void FbRun::handleEvent(XEvent * const xev) {
177 switch (xev->type) {
178 case KeyPress: {
179 KeySym ks;
180 char keychar[1];
181 XLookupString(&xev->xkey, keychar, 1, &ks, 0);
182 if (ks == XK_Escape) {
183 m_end = true;
184 hide();
185 return; // no more processing
186 } else if (ks == XK_Return) {
187 run(m_runtext);
188 m_runtext = ""; // clear text
189 } else if (ks == XK_BackSpace && m_runtext.size() != 0) {
190 m_runtext.erase(m_runtext.size()-1);
191 redrawLabel();
192 } else if (! IsModifierKey(ks) && !IsCursorKey(ks)) {
193 m_runtext+=keychar[0]; // append character
194 redrawLabel();
195 }
196 } break;
197 case Expose:
198 redrawLabel();
199 break;
200 default:
201 break;
202 }
203}
204
205void FbRun::getSize(size_t &width, size_t &height) {
206 XWindowAttributes attr;
207 XGetWindowAttributes(m_display, m_win, &attr);
208 width = attr.width;
209 height = attr.height;
210}
211
212void FbRun::setNoMaximize() {
213
214 size_t width, height;
215
216 getSize(width, height);
217
218 // we don't need to maximize this window
219 XSizeHints sh;
220 sh.flags = PMaxSize | PMinSize;
221 sh.max_width = width;
222 sh.max_height = height;
223 sh.min_width = width;
224 sh.min_height = height;
225 XSetWMNormalHints(m_display, m_win, &sh);
226}