patch for solo buttons

[<lau...@fr...>]

hello!
This is 3  patches for solo buttons in waveedit gui. The solo mode is
"additive",so if more that one track is in solo mode , they are all connected to
the render filter.


Index: gtkwaveview.h
===================================================================
RCS file: /cvsroot/glame/glame/src/gui/libgtkwaveform/gtkwaveview.h,v
retrieving revision 1.14
diff -r1.14 gtkwaveview.h
141a142
> #define GTK_WAVE_VIEW_FLAG_SOLO 2

Index: gtkwaveview.c
===================================================================
RCS file: /cvsroot/glame/glame/src/gui/libgtkwaveform/gtkwaveview.c,v
retrieving revision 1.54
diff -r1.54 gtkwaveview.c
38c38
< /* static xpms for rec/mute buttons */
---
> /* static xpms for rec/mute/solo buttons */
40a41
> #include "solo.xpm"
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> #include "solo_off.xpm"
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> void on_tb_solo_clicked_cb(GtkWidget *widget, gpointer data)
> {
> 	GdkPixmap *pixmap;
> 	GdkBitmap *bitmap;
> 	if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget)))
> 		pixmap = gdk_pixmap_create_from_xpm_d(
> 		widget->window, &bitmap, NULL, solo_xpm);
> 	else
> 		pixmap = gdk_pixmap_create_from_xpm_d(
> 		widget->window, &bitmap, NULL, solo_off_xpm);
> 	gtk_container_foreach(GTK_CONTAINER(widget),(GtkCallback)empty_button, NULL);
> 	gtk_container_add(GTK_CONTAINER(widget),
> 			  gtk_pixmap_new(pixmap, bitmap));
> 	gtk_widget_show_all(widget);
> }
>
1858a1877,1886
> 		  /* solo */
> 		  tb = gtk_toggle_button_new();
> 		  gtk_container_set_border_width(GTK_CONTAINER(tb), 0);
> 		  gtk_object_set(GTK_OBJECT(tb), "can_focus", FALSE, NULL);
> 		  gtk_box_pack_start(GTK_BOX(hbox), tb, FALSE, FALSE, 0);
> 		  gtk_signal_connect(GTK_OBJECT(tb), "realize",
> 				     (GtkSignalFunc)on_tb_realize_cb, solo_off_xpm);
> 		  gtk_signal_connect(GTK_OBJECT(tb), "clicked",
> 				     (GtkSignalFunc)on_tb_solo_clicked_cb, NULL);
>


Index: waveeditgui.c
===================================================================
RCS file: /cvsroot/glame/glame/src/gui/waveeditgui.c,v
retrieving revision 1.159
diff -r1.159 waveeditgui.c
590c590
< 	int rate, i, play_cnt, rec_cnt;
---
> 	int rate, i, play_cnt, rec_cnt, solo_mode;
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< 	gboolean *flg_rec, *flg_mute;
---
> 	gboolean *flg_rec, *flg_mute, *flg_solo;
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> 	solo_mode = 0;
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> 	flg_solo =
(gboolean*)alloca(sizeof(gboolean)*gtk_wave_buffer_get_num_channels(wavebuffer));
622a625
> 		flg_solo[i-1] = gtk_wave_view_get_flag(waveview, i-1,
GTK_WAVE_VIEW_FLAG_SOLO);
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> 		if (flg_solo[i-1])
> 			solo_mode = 1;
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< 		i++;
---
> 		i++;
>
> 		if (solo_mode && flg_solo[i] && flg_mute[i])
> 			flg_mute[i] = 0;
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> 		} else if (solo_mode && !flg_solo[i] && !flg_rec[i]) {
> 			continue;