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<title>gerbv: src/textbox.c Source File</title>
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<div class="navpath"><a class="el" href="dir_0fba06f62092f0c8d9ff47b96507f331.html">src</a>
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<h1>textbox.c</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
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<a name="l00002"></a>00002 <span class="preprocessor">#ifdef HAVE_CONFIG_H</span>
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<a name="l00003"></a>00003 <span class="preprocessor"></span><span class="preprocessor">#include <config.h></span>
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<a name="l00004"></a>00004 <span class="preprocessor">#endif</span>
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<a name="l00005"></a>00005 <span class="preprocessor"></span>
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<a name="l00006"></a>00006 <span class="preprocessor">#include <stdarg.h></span>
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<a name="l00007"></a>00007 <span class="preprocessor">#include <gtk/gtk.h></span>
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<a name="l00008"></a>00008 <span class="preprocessor">#include <gdk/gdk.h></span>
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<a name="l00009"></a>00009 <span class="preprocessor">#ifndef WIN32</span>
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<a name="l00010"></a>00010 <span class="preprocessor"></span><span class="preprocessor">#include <gdk/gdkx.h></span>
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<a name="l00011"></a>00011 <span class="preprocessor">#endif</span>
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<a name="l00012"></a>00012 <span class="preprocessor"></span><span class="preprocessor">#include <gdk/gdkkeysyms.h></span>
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<a name="l00013"></a>00013
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<a name="l00014"></a>00014 <span class="preprocessor">#ifdef HAVE_STDLIB_H</span>
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<a name="l00015"></a>00015 <span class="preprocessor"></span><span class="preprocessor">#include <stdlib.h></span>
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<a name="l00016"></a>00016 <span class="preprocessor">#endif</span>
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<a name="l00017"></a>00017 <span class="preprocessor"></span>
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<a name="l00018"></a>00018 <span class="preprocessor">#ifdef HAVE_STRING_H</span>
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<a name="l00019"></a>00019 <span class="preprocessor"></span><span class="preprocessor">#include <string.h></span>
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<a name="l00020"></a>00020 <span class="preprocessor">#endif</span>
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<a name="l00021"></a>00021 <span class="preprocessor"></span>
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<a name="l00022"></a>00022 <span class="preprocessor">#ifdef HAVE_UNISTD_H</span>
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<a name="l00023"></a>00023 <span class="preprocessor"></span><span class="preprocessor">#include <unistd.h></span>
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<a name="l00024"></a>00024 <span class="preprocessor">#endif</span>
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<a name="l00025"></a>00025 <span class="preprocessor"></span>
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<a name="l00026"></a>00026 <span class="keyword">typedef</span> <span class="keyword">struct </span>{
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<a name="l00027"></a>00027 GtkWidget *topbox;
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<a name="l00028"></a>00028 GtkWidget *textbox;
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<a name="l00029"></a>00029 <span class="keyword">const</span> <span class="keywordtype">char</span> *title;
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<a name="l00030"></a>00030 } TextBoxCache;
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<a name="l00031"></a>00031
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<a name="l00032"></a>00032 <span class="keyword">static</span> TextBoxCache *textbox_cache = 0;
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<a name="l00033"></a>00033 <span class="keyword">static</span> <span class="keywordtype">int</span> textbox_cache_size = 0;
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<a name="l00034"></a>00034 <span class="keyword">static</span> <span class="keywordtype">int</span> textbox_cache_max = 0;
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<a name="l00035"></a>00035
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<a name="l00036"></a>00036 <span class="keyword">static</span> <span class="keywordtype">void</span>
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<a name="l00037"></a>00037 log_close_cb (GtkWidget * widget, gpointer data)
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<a name="l00038"></a>00038 {
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<a name="l00039"></a>00039 TextBoxCache *tbc = textbox_cache + (int)data;
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<a name="l00040"></a>00040 gtk_widget_destroy (tbc->topbox);
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<a name="l00041"></a>00041 g_free ((<span class="keywordtype">char</span> *)tbc->title);
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<a name="l00042"></a>00042 tbc->title = 0;
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<a name="l00043"></a>00043 }
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<a name="l00044"></a>00044
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<a name="l00045"></a>00045 <span class="keyword">static</span> <span class="keywordtype">void</span>
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<a name="l00046"></a>00046 log_clear_cb (GtkWidget * widget, gpointer data)
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<a name="l00047"></a>00047 {
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<a name="l00048"></a>00048 TextBoxCache *tbc = textbox_cache + (int)data;
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<a name="l00049"></a>00049 clear_textbox (tbc->textbox);
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<a name="l00050"></a>00050 }
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<a name="l00051"></a>00051
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<a name="l00052"></a>00052 <span class="keyword">static</span> <span class="keywordtype">void</span>
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<a name="l00053"></a>00053 log_destroy_cb (GtkWidget * widget, gpointer data)
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<a name="l00054"></a>00054 {
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<a name="l00055"></a>00055 TextBoxCache *tbc = textbox_cache + (int)data;
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<a name="l00056"></a>00056 g_free ((<span class="keywordtype">char</span> *)tbc->title);
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<a name="l00057"></a>00057 tbc->title = 0;
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<a name="l00058"></a>00058 }
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<a name="l00059"></a>00059
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<a name="l00060"></a>00060 GtkWidget *
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<a name="l00061"></a>00061 get_textbox (<span class="keyword">const</span> <span class="keywordtype">char</span> *title)
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<a name="l00062"></a>00062 {
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<a name="l00063"></a>00063 GtkWidget *scrolled, *view, *log_window, *vbox, *hbox, *button;
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<a name="l00064"></a>00064 GtkTextBuffer *buffer;
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<a name="l00065"></a>00065 <span class="keywordtype">int</span> i;
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<a name="l00066"></a>00066
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<a name="l00067"></a>00067 <span class="keywordflow">for</span> (i=0; i<textbox_cache_size; i++)
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<a name="l00068"></a>00068 <span class="keywordflow">if</span> (textbox_cache[i].title
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<a name="l00069"></a>00069 && strcmp (title, textbox_cache[i].title) == 0)
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<a name="l00070"></a>00070 <span class="keywordflow">return</span> textbox_cache[i].textbox;
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<a name="l00071"></a>00071
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<a name="l00072"></a>00072 <span class="keywordflow">for</span> (i=0; i<textbox_cache_size; i++)
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<a name="l00073"></a>00073 <span class="keywordflow">if</span> (textbox_cache[i].title == 0)
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<a name="l00074"></a>00074 <span class="keywordflow">break</span>;
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<a name="l00075"></a>00075
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<a name="l00076"></a>00076 <span class="keywordflow">if</span> (i == textbox_cache_size)
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<a name="l00077"></a>00077 {
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<a name="l00078"></a>00078 <span class="keywordflow">if</span> (textbox_cache_size >= textbox_cache_max)
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<a name="l00079"></a>00079 {
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<a name="l00080"></a>00080 textbox_cache_max += 10;
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<a name="l00081"></a>00081 textbox_cache = (TextBoxCache *) realloc (textbox_cache, textbox_cache_max * <span class="keyword">sizeof</span> (TextBoxCache));
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<a name="l00082"></a>00082 }
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<a name="l00083"></a>00083 textbox_cache_size ++;
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<a name="l00084"></a>00084 }
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<a name="l00085"></a>00085
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<a name="l00086"></a>00086 textbox_cache[i].title = g_strdup (title);
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<a name="l00087"></a>00087
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<a name="l00088"></a>00088
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<a name="l00089"></a>00089
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<a name="l00090"></a>00090 log_window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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<a name="l00091"></a>00091 g_signal_connect (G_OBJECT (log_window), <span class="stringliteral">"destroy"</span>,
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<a name="l00092"></a>00092 G_CALLBACK (log_destroy_cb), (<span class="keywordtype">void</span> *)i);
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<a name="l00093"></a>00093 gtk_window_set_title (GTK_WINDOW (log_window), title);
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<a name="l00094"></a>00094 gtk_window_set_wmclass (GTK_WINDOW (log_window), <span class="stringliteral">"gerbv_log"</span>, <span class="stringliteral">"gerbv"</span>);
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<a name="l00095"></a>00095 gtk_window_set_default_size (GTK_WINDOW (log_window), 400, 300);
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<a name="l00096"></a>00096
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<a name="l00097"></a>00097 vbox = gtk_vbox_new (FALSE, 0);
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<a name="l00098"></a>00098 gtk_container_set_border_width (GTK_CONTAINER (vbox), 6);
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<a name="l00099"></a>00099 gtk_container_add (GTK_CONTAINER (log_window), vbox);
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<a name="l00100"></a>00100
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<a name="l00101"></a>00101
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<a name="l00102"></a>00102
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<a name="l00103"></a>00103 scrolled = gtk_scrolled_window_new (NULL, NULL);
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<a name="l00104"></a>00104 gtk_box_pack_start (GTK_BOX (vbox), scrolled, TRUE, TRUE, 0);
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<a name="l00105"></a>00105
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<a name="l00106"></a>00106 view = gtk_text_view_new ();
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<a name="l00107"></a>00107 gtk_text_view_set_editable (GTK_TEXT_VIEW (view), FALSE);
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<a name="l00108"></a>00108 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
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<a name="l00109"></a>00109 gtk_text_buffer_create_tag (buffer, <span class="stringliteral">"heading"</span>,
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<a name="l00110"></a>00110 <span class="stringliteral">"weight"</span>, PANGO_WEIGHT_BOLD,
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<a name="l00111"></a>00111 <span class="stringliteral">"size"</span>, 14 * PANGO_SCALE, NULL);
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<a name="l00112"></a>00112 gtk_text_buffer_create_tag (buffer, <span class="stringliteral">"italic"</span>,
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<a name="l00113"></a>00113 <span class="stringliteral">"style"</span>, PANGO_STYLE_ITALIC, NULL);
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<a name="l00114"></a>00114 gtk_text_buffer_create_tag (buffer, <span class="stringliteral">"bold"</span>,
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<a name="l00115"></a>00115 <span class="stringliteral">"weight"</span>, PANGO_WEIGHT_BOLD, NULL);
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<a name="l00116"></a>00116 gtk_text_buffer_create_tag (buffer, <span class="stringliteral">"center"</span>,
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<a name="l00117"></a>00117 <span class="stringliteral">"justification"</span>, GTK_JUSTIFY_CENTER, NULL);
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<a name="l00118"></a>00118 gtk_text_buffer_create_tag (buffer, <span class="stringliteral">"underline"</span>,
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<a name="l00119"></a>00119 <span class="stringliteral">"underline"</span>, PANGO_UNDERLINE_SINGLE, NULL);
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<a name="l00120"></a>00120
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<a name="l00121"></a>00121 gtk_container_add (GTK_CONTAINER (scrolled), view);
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<a name="l00122"></a>00122
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<a name="l00123"></a>00123
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<a name="l00124"></a>00124 hbox = gtk_hbutton_box_new ();
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<a name="l00125"></a>00125 gtk_button_box_set_layout (GTK_BUTTON_BOX (hbox), GTK_BUTTONBOX_END);
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<a name="l00126"></a>00126 gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
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<a name="l00127"></a>00127
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<a name="l00128"></a>00128 button = gtk_button_new_from_stock (GTK_STOCK_CLEAR);
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<a name="l00129"></a>00129 g_signal_connect (G_OBJECT (button), <span class="stringliteral">"clicked"</span>,
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<a name="l00130"></a>00130 G_CALLBACK (log_clear_cb), (<span class="keywordtype">void</span> *)i);
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<a name="l00131"></a>00131 gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
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<a name="l00132"></a>00132
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<a name="l00133"></a>00133 button = gtk_button_new_from_stock (GTK_STOCK_CLOSE);
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<a name="l00134"></a>00134 g_signal_connect (G_OBJECT (button), <span class="stringliteral">"clicked"</span>,
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<a name="l00135"></a>00135 G_CALLBACK (log_close_cb), (<span class="keywordtype">void</span> *)i);
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<a name="l00136"></a>00136 gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
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<a name="l00137"></a>00137
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<a name="l00138"></a>00138 gtk_widget_realize (log_window);
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<a name="l00139"></a>00139 gtk_widget_set_uposition (GTK_WIDGET (log_window), 10, 10);
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<a name="l00140"></a>00140 gtk_widget_show_all (log_window);
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<a name="l00141"></a>00141
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<a name="l00142"></a>00142
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<a name="l00143"></a>00143 textbox_cache[i].topbox = log_window;
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<a name="l00144"></a>00144 textbox_cache[i].textbox = view;
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<a name="l00145"></a>00145
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<a name="l00146"></a>00146 <span class="keywordflow">return</span> view;
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<a name="l00147"></a>00147 }
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<a name="l00148"></a>00148
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<a name="l00149"></a>00149 <span class="keywordtype">void</span>
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<a name="l00150"></a>00150 clear_textbox (GtkWidget *view)
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<a name="l00151"></a>00151 {
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<a name="l00152"></a>00152 GtkTextBuffer *buffer;
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<a name="l00153"></a>00153
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<a name="l00154"></a>00154 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
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<a name="l00155"></a>00155 gtk_text_buffer_set_text (buffer, <span class="stringliteral">""</span>, 0);
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<a name="l00156"></a>00156 }
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<a name="l00157"></a>00157
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<a name="l00158"></a>00158 <span class="keyword">static</span> <span class="keywordtype">char</span> *buf = 0;
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<a name="l00159"></a>00159 <span class="keyword">static</span> <span class="keywordtype">int</span> bufsz = 0;
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<a name="l00160"></a>00160
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<a name="l00161"></a>00161 <span class="keywordtype">void</span>
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<a name="l00162"></a>00162 tb_printf (GtkWidget *view, <span class="keyword">const</span> <span class="keywordtype">char</span> *fmt, ...)
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<a name="l00163"></a>00163 {
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<a name="l00164"></a>00164 GtkTextIter iter;
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<a name="l00165"></a>00165 GtkTextBuffer *buffer;
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<a name="l00166"></a>00166 GtkTextMark *mark;
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<a name="l00167"></a>00167 va_list args, args2;
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<a name="l00168"></a>00168 <span class="keywordtype">int</span> needed;
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<a name="l00169"></a>00169
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<a name="l00170"></a>00170 va_start (args, fmt);
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<a name="l00171"></a>00171 needed = g_printf_string_upper_bound (fmt, args);
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<a name="l00172"></a>00172
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<a name="l00173"></a>00173 <span class="keywordflow">if</span> (bufsz < needed+1)
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<a name="l00174"></a>00174 {
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<a name="l00175"></a>00175 bufsz = needed + 10;
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<a name="l00176"></a>00176 buf = realloc (buf, bufsz);
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<a name="l00177"></a>00177 }
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<a name="l00178"></a>00178
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<a name="l00179"></a>00179 g_vsnprintf (buf, bufsz, fmt, args);
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<a name="l00180"></a>00180
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<a name="l00181"></a>00181 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
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<a name="l00182"></a>00182 gtk_text_buffer_get_end_iter (buffer, &iter);
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<a name="l00183"></a>00183
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<a name="l00184"></a>00184 gtk_text_buffer_insert (buffer, &iter, buf, -1);
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<a name="l00185"></a>00185
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<a name="l00186"></a>00186 mark = gtk_text_buffer_create_mark (buffer, NULL, &iter, FALSE);
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<a name="l00187"></a>00187 gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (view), mark,
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<a name="l00188"></a>00188 0, TRUE, 0.0, 1.0);
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<a name="l00189"></a>00189 gtk_text_buffer_delete_mark (buffer, mark);
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<a name="l00190"></a>00190 }
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</pre></div></div>
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<hr size="1"><address style="text-align: right;"><small>Generated on Tue Aug 12 14:35:21 2008 for gerbv by
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<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6 </small></address>
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