diff options
Diffstat (limited to 'app/wlib/gtklib/gtkbutton.c')
| -rw-r--r-- | app/wlib/gtklib/gtkbutton.c | 461 |
1 files changed, 461 insertions, 0 deletions
diff --git a/app/wlib/gtklib/gtkbutton.c b/app/wlib/gtklib/gtkbutton.c new file mode 100644 index 0000000..7780535 --- /dev/null +++ b/app/wlib/gtklib/gtkbutton.c @@ -0,0 +1,461 @@ +/** \file gtkbutton.c + * Toolbar button creation and handling + * + * $Header: /home/dmarkle/xtrkcad-fork-cvs/xtrkcad/app/wlib/gtklib/gtkbutton.c,v 1.8 2009-10-03 04:49:01 dspagnol Exp $ + */ + +/* XTrkCad - Model Railroad CAD + * Copyright (C) 2005 Dave Bullis + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <gtk/gtk.h> +#include <gdk/gdk.h> + +#include "gtkint.h" +#include "i18n.h" + +#define MIN_BUTTON_WIDTH (80) + +/* + ***************************************************************************** + * + * Simple Buttons + * + ***************************************************************************** + */ + +struct wButton_t { + WOBJ_COMMON + GtkLabel * labelG; + GtkWidget * imageG; + wButtonCallBack_p action; + int busy; + int recursion; + }; + + +void wButtonSetBusy( wButton_p bb, int value ) { + bb->recursion++; + gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(bb->widget), value ); + bb->recursion--; + bb->busy = value; +} + + +void gtkSetLabel( + GtkWidget *widget, + long option, + const char * labelStr, + GtkLabel * * labelG, + GtkWidget * * imageG ) +{ + wIcon_p bm; + GdkPixbuf *pixbuf; + + GdkPixmap * pixmap; + GdkBitmap * mask; + + GtkWidget * hbox; + if (widget == 0) abort(); + if (labelStr){ + if (option&BO_ICON) { + bm = (wIcon_p)labelStr; + + // for XPM files use the pixbuf functions + if( bm->gtkIconType == gtkIcon_pixmap ) { + pixbuf = gdk_pixbuf_new_from_xpm_data( (const char**)bm->bits ); + if (*imageG==NULL) { + *imageG = gtk_image_new_from_pixbuf( pixbuf ); + gtk_container_add( GTK_CONTAINER( widget ), *imageG ); + gtk_widget_show( *imageG ); + } else { + gtk_image_set_from_pixbuf( GTK_IMAGE(*imageG), pixbuf ); + } + g_object_unref( pixbuf ); + } else { + // otherwise use the conversion to XPM + /** \todo { Should use the way via a pixbuf as well } */ + pixmap = gtkMakeIcon( widget, bm, &mask ); + if (*imageG==NULL) { + *imageG = gtk_image_new_from_pixmap( pixmap, NULL ); + gtk_widget_show( *imageG ); + gtk_container_add( GTK_CONTAINER( widget ), *imageG ); + } else { + gtk_image_set_from_pixmap( GTK_IMAGE(*imageG), pixmap, NULL ); + } + gdk_pixmap_unref( pixmap ); + gdk_bitmap_unref( mask ); + } + } else { + if (*labelG==NULL) { + *labelG = (GtkLabel*)gtk_label_new( gtkConvertInput(labelStr) ); + gtk_container_add( GTK_CONTAINER(widget), (GtkWidget*)*labelG ); + gtk_widget_show( (GtkWidget*)*labelG ); + } else { + gtk_label_set( *labelG, gtkConvertInput(labelStr) ); + } + } + } +} + +void wButtonSetLabel( wButton_p bb, const char * labelStr) { + gtkSetLabel( bb->widget, bb->option, labelStr, &bb->labelG, &bb->imageG ); +} + + + +void gtkButtonDoAction( + wButton_p bb ) +{ + if (bb->action) + bb->action( bb->data ); +} + + +static void pushButt( + GtkWidget *widget, + gpointer value ) +{ + wButton_p b = (wButton_p)value; + if (debugWindow >= 2) printf("%s button pushed\n", b->labelStr?b->labelStr:"No label" ); + if (b->recursion) + return; + if (b->action) + b->action(b->data); + if (!b->busy) { + b->recursion++; + gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(b->widget), FALSE ); + b->recursion--; + } +} + +wButton_p wButtonCreate( + wWin_p parent, + wPos_t x, + wPos_t y, + const char * helpStr, + const char * labelStr, + long option, + wPos_t width, + wButtonCallBack_p action, + void * data ) +{ + wButton_p b; + b = gtkAlloc( parent, B_BUTTON, x, y, labelStr, sizeof *b, data ); + b->option = option; + b->action = action; + gtkComputePos( (wControl_p)b ); + + b->widget = gtk_toggle_button_new(); + + gtk_signal_connect (GTK_OBJECT(b->widget), "clicked", + GTK_SIGNAL_FUNC(pushButt), b ); + if (width > 0) + gtk_widget_set_size_request( b->widget, width, -1 ); + wButtonSetLabel( b, labelStr ); + + gtk_fixed_put( GTK_FIXED(parent->widget), b->widget, b->realX, b->realY ); + if (option & BB_DEFAULT) { + GTK_WIDGET_SET_FLAGS( b->widget, GTK_CAN_DEFAULT ); + gtk_widget_grab_default( b->widget ); + gtk_window_set_default( GTK_WINDOW(parent->gtkwin), b->widget ); + } + gtkControlGetSize( (wControl_p)b ); + if (width == 0 && b->w < MIN_BUTTON_WIDTH && (b->option&BO_ICON)==0) { + b->w = MIN_BUTTON_WIDTH; + gtk_widget_set_size_request( b->widget, b->w, b->h ); + } + gtk_widget_show( b->widget ); + gtkAddButton( (wControl_p)b ); + gtkAddHelpString( b->widget, helpStr ); + return b; +} + + +/* + ***************************************************************************** + * + * Choice Boxes + * + ***************************************************************************** + */ + +struct wChoice_t { + WOBJ_COMMON + long *valueP; + wChoiceCallBack_p action; + int recursion; + }; + + +static long choiceGetValue( + wChoice_p bc ) +{ + GList * child, * children; + long value, inx; + if (bc->type == B_TOGGLE) + value = 0; + else + value = -1; + for ( children=child=gtk_container_children(GTK_CONTAINER(bc->widget)),inx=0; child; child=child->next,inx++ ) { + if ( GTK_TOGGLE_BUTTON(child->data)->active ) { + if (bc->type == B_TOGGLE) { + value |= (1<<inx); + } else { + value = inx; + } + } + } + if ( children ) + g_list_free( children ); + return value; +} + +EXPORT void wRadioSetValue( + wChoice_p bc, /* Radio box */ + long value ) /* Value */ +/* +*/ +{ + GList * child, * children; + long inx; + for ( children=child=gtk_container_children(GTK_CONTAINER(bc->widget)),inx=0; child; child=child->next,inx++ ) { + if (inx == value) { + bc->recursion++; + gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(child->data), TRUE ); + bc->recursion--; + } + } + if ( children ) + g_list_free( children ); +} + + +EXPORT long wRadioGetValue( + wChoice_p bc ) /* Radio box */ +/* +*/ +{ + return choiceGetValue(bc); +} + + +EXPORT void wToggleSetValue( + wChoice_p bc, /* Toggle box */ + long value ) /* Values */ +/* +*/ +{ + GList * child, * children; + long inx; + bc->recursion++; + for ( children=child=gtk_container_children(GTK_CONTAINER(bc->widget)),inx=0; child; child=child->next,inx++ ) { + gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(child->data), (value&(1<<inx))!=0 ); + } + if ( children ) + g_list_free( children ); + bc->recursion--; +} + + +EXPORT long wToggleGetValue( + wChoice_p b ) /* Toggle box */ +/* +*/ +{ + return choiceGetValue(b); +} + + +static int pushChoice( + GtkWidget *widget, + gpointer b ) +{ + wChoice_p bc = (wChoice_p)b; + long value = choiceGetValue( bc ); + if (debugWindow >= 2) printf("%s choice pushed = %ld\n", bc->labelStr?bc->labelStr:"No label", value ); + if ( bc->type == B_RADIO && !(GTK_TOGGLE_BUTTON(widget))->active ) + return 1; + if (bc->recursion) + return 1; + if (bc->valueP) + *bc->valueP = value; + if (bc->action) + bc->action( value, bc->data); + return 1; +} + + +static void choiceRepaint( + wControl_p b ) +{ + wChoice_p bc = (wChoice_p)b; + if ( GTK_WIDGET_VISIBLE( b->widget ) ) + gtkDrawBox( bc->parent, wBoxBelow, bc->realX-1, bc->realY-1, bc->w+1, bc->h+1 ); +} + + +EXPORT wChoice_p wRadioCreate( + wWin_p parent, /* Parent window */ + wPos_t x, /* X-position */ + wPos_t y, /* Y-position */ + const char * helpStr, /* Help string */ + const char * labelStr, /* Label */ + long option, /* Options */ + const char **labels, /* Labels */ + long *valueP, /* Selected value */ + wChoiceCallBack_p action, /* Callback */ + void *data ) /* Context */ +/* +*/ +{ + wChoice_p b; + const char ** label; + GtkWidget *butt0=NULL, *butt; + + if ((option & BC_NOBORDER)==0) { + if (x>=0) + x++; + else + x--; + if (y>=0) + y++; + else + y--; + } + b = gtkAlloc( parent, B_RADIO, x, y, labelStr, sizeof *b, data ); + b->option = option; + b->action = action; + b->valueP = valueP; + gtkComputePos( (wControl_p)b ); + + if (option&BC_HORZ) + b->widget = gtk_hbox_new( FALSE, 0 ); + else + b->widget = gtk_vbox_new( FALSE, 0 ); + if (b->widget == 0) abort(); + for ( label=labels; *label; label++ ) { + butt = gtk_radio_button_new_with_label( + butt0?gtk_radio_button_group(GTK_RADIO_BUTTON(butt0)):NULL, _(*label) ); + if (butt0==NULL) + butt0 = butt; + gtk_box_pack_start( GTK_BOX(b->widget), butt, TRUE, TRUE, 0 ); + gtk_widget_show( butt ); + gtk_signal_connect (GTK_OBJECT(butt), "toggled", + GTK_SIGNAL_FUNC( pushChoice ), b ); + gtkAddHelpString( butt, helpStr ); + } + if (option & BB_DEFAULT) { + GTK_WIDGET_SET_FLAGS( b->widget, GTK_CAN_DEFAULT ); + gtk_widget_grab_default( b->widget ); + /*gtk_window_set_default( GTK_WINDOW(parent->gtkwin), b->widget );*/ + } + if (valueP) + wRadioSetValue( b, *valueP ); + + if ((option & BC_NOBORDER)==0) { + if (parent->gc == NULL) { + parent->gc = gdk_gc_new( parent->gtkwin->window ); + gdk_gc_copy( parent->gc, parent->gtkwin->style->base_gc[GTK_STATE_NORMAL] ); + parent->gc_linewidth = 0; + gdk_gc_set_line_attributes( parent->gc, parent->gc_linewidth, GDK_LINE_SOLID, GDK_CAP_BUTT, GDK_JOIN_MITER ); + } + b->repaintProc = choiceRepaint; + b->w += 2; + b->h += 2; + } + + gtk_fixed_put( GTK_FIXED(parent->widget), b->widget, b->realX, b->realY ); + gtkControlGetSize( (wControl_p)b ); + if (labelStr) + b->labelW = gtkAddLabel( (wControl_p)b, labelStr ); + gtk_widget_show( b->widget ); + gtkAddButton( (wControl_p)b ); + return b; +} + +wChoice_p wToggleCreate( + wWin_p parent, /* Parent window */ + wPos_t x, /* X-position */ + wPos_t y, /* Y-position */ + const char * helpStr, /* Help string */ + const char * labelStr, /* Label */ + long option, /* Options */ + const char **labels, /* Labels */ + long *valueP, /* Selected value */ + wChoiceCallBack_p action, /* Callback */ + void *data ) /* Context */ +/* +*/ +{ + wChoice_p b; + const char ** label; + GtkWidget *butt; + + if ((option & BC_NOBORDER)==0) { + if (x>=0) + x++; + else + x--; + if (y>=0) + y++; + else + y--; + } + b = gtkAlloc( parent, B_TOGGLE, x, y, labelStr, sizeof *b, data ); + b->option = option; + b->action = action; + gtkComputePos( (wControl_p)b ); + + if (option&BC_HORZ) + b->widget = gtk_hbox_new( FALSE, 0 ); + else + b->widget = gtk_vbox_new( FALSE, 0 ); + if (b->widget == 0) abort(); + for ( label=labels; *label; label++ ) { + butt = gtk_check_button_new_with_label(_(*label)); + gtk_box_pack_start( GTK_BOX(b->widget), butt, TRUE, TRUE, 0 ); + gtk_widget_show( butt ); + gtk_signal_connect (GTK_OBJECT(butt), "toggled", + GTK_SIGNAL_FUNC( pushChoice ), b ); + gtkAddHelpString( butt, helpStr ); + } + if (valueP) + wToggleSetValue( b, *valueP ); + + if ((option & BC_NOBORDER)==0) { + if (parent->gc == NULL) { + parent->gc = gdk_gc_new( parent->gtkwin->window ); + gdk_gc_copy( parent->gc, parent->gtkwin->style->base_gc[GTK_STATE_NORMAL] ); + parent->gc_linewidth = 0; + gdk_gc_set_line_attributes( parent->gc, parent->gc_linewidth, GDK_LINE_SOLID, GDK_CAP_BUTT, GDK_JOIN_MITER ); + } + b->repaintProc = choiceRepaint; + b->w += 2; + b->h += 2; + } + + gtk_fixed_put( GTK_FIXED(parent->widget), b->widget, b->realX, b->realY ); + gtkControlGetSize( (wControl_p)b ); + if (labelStr) + b->labelW = gtkAddLabel( (wControl_p)b, labelStr ); + gtk_widget_show( b->widget ); + gtkAddButton( (wControl_p)b ); + return b; +} |