org.eclipse.swt.internal.theme.ButtonDrawData Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of org.eclipse.swt.gtk.hpux.ia64 Show documentation
SWT is an open source widget toolkit for Java designed to provide efficient, portable access to the user-interface facilities of the operating systems on which it is implemented.
The newest version!
/*******************************************************************************
 * Copyright (c) 2000, 2012 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.swt.internal.theme;

import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.internal.*;
import org.eclipse.swt.internal.cairo.Cairo;
import org.eclipse.swt.internal.gtk.*;

public class ButtonDrawData extends DrawData {
	
public ButtonDrawData() {
	state = new int[1];
}


void draw(Theme theme, GC gc, Rectangle bounds) {
	int state = this.state[DrawData.WIDGET_WHOLE];

	long /*int*/ drawable = gc.getGCData().drawable;
	if ((style & SWT.RADIO) != 0) {
		long /*int*/ radioButtonHandle = theme.radioButtonHandle;
		long /*int*/ gtkStyle = OS.gtk_widget_get_style (radioButtonHandle);
		theme.transferClipping (gc, gtkStyle);
		int indicator_size = theme.getWidgetProperty(radioButtonHandle, "indicator-size");
		int indicator_spacing = theme.getWidgetProperty(radioButtonHandle, "indicator-spacing");
		int interior_focus = theme.getWidgetProperty(radioButtonHandle, "interior-focus");
		int focus_line_width = theme.getWidgetProperty(radioButtonHandle, "focus-line-width");
		int focus_padding = theme.getWidgetProperty(radioButtonHandle, "focus-padding");
		int border_width = OS.gtk_container_get_border_width(radioButtonHandle);
		
		int x = bounds.x + indicator_spacing + border_width;
		int y = bounds.y + (bounds.height - indicator_size) / 2;
		
		if (interior_focus == 0) {
			x += focus_line_width + focus_padding;
		}
		
		int shadow_type;
		if ((state & DrawData.GRAYED) != 0) {
			shadow_type = OS.GTK_SHADOW_ETCHED_IN;
		} else if ((state & DrawData.SELECTED) != 0) {
			shadow_type = OS.GTK_SHADOW_IN;
		} else {
			shadow_type = OS.GTK_SHADOW_OUT;
		}
		
		byte[] detail = Converter.wcsToMbcs(null, "radiobutton", true);
		if ((state & DrawData.HOT) != 0) {
			int prelight_x, prelight_y, prelight_width, prelight_height;
			prelight_x = bounds.x + border_width;
			prelight_y = bounds.y + border_width;
			prelight_width = bounds.width - (2 * border_width);
			prelight_height = bounds.height - (2 * border_width);
			gtk_render_frame (gtkStyle, drawable, OS.GTK_STATE_PRELIGHT, OS.GTK_SHADOW_ETCHED_OUT, null, radioButtonHandle, detail, prelight_x, prelight_y, prelight_width, prelight_height);
		}
		int state_type = getStateType(DrawData.WIDGET_WHOLE);
		OS.gtk_paint_option(gtkStyle, drawable, state_type, shadow_type, null, radioButtonHandle, detail, x, y, indicator_size, indicator_size);
		if (clientArea != null) {
			clientArea.x = bounds.x + 2 * indicator_spacing + border_width + indicator_size;
			clientArea.y = bounds.y + border_width;
			clientArea.width = bounds.width - (2 * indicator_spacing + 2 * border_width + indicator_size);
			clientArea.height = bounds.height - 2 * border_width;
		}
		return;
	}
	
	if ((style & SWT.CHECK) != 0) {
		long /*int*/ checkButtonHandle = theme.checkButtonHandle;
		long /*int*/ gtkStyle = OS.gtk_widget_get_style (checkButtonHandle);
		theme.transferClipping (gc, gtkStyle);
		int indicator_size = theme.getWidgetProperty(checkButtonHandle, "indicator-size");
		int indicator_spacing = theme.getWidgetProperty(checkButtonHandle, "indicator-spacing");
		int interior_focus = theme.getWidgetProperty(checkButtonHandle, "interior-focus");
		int focus_line_width = theme.getWidgetProperty(checkButtonHandle, "focus-line-width");
		int focus_padding = theme.getWidgetProperty(checkButtonHandle, "focus-padding");
		int border_width = OS.gtk_container_get_border_width(checkButtonHandle);
		
		int x = bounds.x + indicator_spacing + border_width;
		int y = bounds.y + (bounds.height - indicator_size) / 2;
		
		if (interior_focus == 0) {
			x += focus_line_width + focus_padding;
		}
		
		int shadow_type;
		if ((state & DrawData.GRAYED) != 0) {
			shadow_type = OS.GTK_SHADOW_ETCHED_IN;
		} else if ((state & DrawData.SELECTED) != 0) {
			shadow_type = OS.GTK_SHADOW_IN;
		} else {
			shadow_type = OS.GTK_SHADOW_OUT;
		}
		
		byte[] detail = Converter.wcsToMbcs(null, "checkbutton", true);
		if ((state & DrawData.HOT) != 0) {
			int prelight_x, prelight_y, prelight_width, prelight_height;
			prelight_x = bounds.x + border_width;
			prelight_y = bounds.y + border_width;
			prelight_width = bounds.width - (2 * border_width);
			prelight_height = bounds.height - (2 * border_width);
			gtk_render_frame (gtkStyle, drawable, OS.GTK_STATE_PRELIGHT, OS.GTK_SHADOW_ETCHED_OUT, null, checkButtonHandle, detail, prelight_x, prelight_y, prelight_width, prelight_height);
		}
		int state_type = getStateType(DrawData.WIDGET_WHOLE);
		gtk_render_check (gtkStyle, drawable, state_type, shadow_type, checkButtonHandle, detail, x, y, indicator_size, indicator_size);
		if (clientArea != null) {
			clientArea.x = bounds.x + 2 * indicator_spacing + border_width + indicator_size;
			clientArea.y = bounds.y + border_width;
			clientArea.width = bounds.width - (2 * indicator_spacing + 2 * border_width + indicator_size);
			clientArea.height = bounds.height - 2 * border_width;
		}
		return;
	}
	

	if ((style & SWT.PUSH) != 0) {
		long /*int*/ buttonHandle = theme.buttonHandle;
		long /*int*/ gtkStyle = OS.gtk_widget_get_style (buttonHandle);
		theme.transferClipping (gc, gtkStyle);		
		int focus_line_width = theme.getWidgetProperty(buttonHandle, "focus-line-width");
		int focus_padding = theme.getWidgetProperty(buttonHandle, "focus-padding");
		int border_width = OS.gtk_container_get_border_width(buttonHandle);
		
		GtkBorder default_border = new GtkBorder();
		long /*int*/ default_border_ptr = theme.getBorderProperty(buttonHandle, "default-border");
		if (default_border_ptr != 0) {
			OS.memmove(default_border, default_border_ptr, GtkBorder.sizeof);
			OS.gtk_border_free(default_border_ptr);
		} else {
			default_border.left = default_border.right = default_border.top = default_border.bottom = 1;
		}

		GtkBorder default_outside_border = new GtkBorder();
		long /*int*/ default_outside_border_ptr = theme.getBorderProperty(buttonHandle, "default-outside-border");
		if (default_outside_border_ptr != 0) {
			OS.memmove(default_outside_border, default_outside_border_ptr, GtkBorder.sizeof);
			OS.gtk_border_free(default_outside_border_ptr);
		} else {
			default_outside_border.left = default_outside_border.right = default_outside_border.top = default_outside_border.bottom = 0;
		}
		
		int x = bounds.x + border_width;
		int y = bounds.y + border_width;
		int width = bounds.width - border_width * 2;
		int height = bounds.height - border_width * 2;

		int relief = OS.gtk_button_get_relief(buttonHandle);
		byte[] detail = Converter.wcsToMbcs(null, (state & DrawData.DEFAULTED) != 0 ? "buttondefault" : "button", true);
		if ((state & DrawData.DEFAULTED) != 0 && relief == OS.GTK_RELIEF_NORMAL) {
			gtk_render_box (gtkStyle, drawable, OS.GTK_STATE_NORMAL, OS.GTK_SHADOW_IN, null, buttonHandle, detail, x, y, width, height);
            x += default_border.left;
            y += default_border.top;
            width -= default_border.left + default_border.right;
            height -= default_border.top + default_border.bottom;
		} else if ((state & DrawData.DEFAULTED) != 0) {
			x += default_outside_border.left;
			y += default_outside_border.top;
			width -= default_outside_border.left + default_outside_border.right;
			height -= default_outside_border.top + default_outside_border.bottom;
        }

		int shadow_type = OS.GTK_SHADOW_OUT;
		if ((state & (DrawData.SELECTED | DrawData.PRESSED)) != 0) shadow_type = OS.GTK_SHADOW_IN;
		int state_type = getStateType(DrawData.WIDGET_WHOLE);

		if (relief != OS.GTK_RELIEF_NONE || ((state & (DrawData.PRESSED | DrawData.HOT)) != 0)) {
			gtk_render_box (gtkStyle, drawable, state_type, shadow_type, null, buttonHandle, detail, x, y, width, height);
		}
		
	    if ((state & DrawData.FOCUSED) != 0) {
	    	int child_displacement_y = theme.getWidgetProperty(buttonHandle, "child-displacement-y");
	    	int child_displacement_x = theme.getWidgetProperty(buttonHandle, "child-displacement-x");
	    	int displace_focus = theme.getWidgetProperty(buttonHandle, "displace-focus");		    	
	    	int interior_focus = theme.getWidgetProperty(buttonHandle, "interior-focus");
	    	
	    	if (interior_focus != 0) {
	    		int xthickness = OS.gtk_style_get_xthickness(gtkStyle);
	    		int ythickness = OS.gtk_style_get_ythickness(gtkStyle);
	    		x += xthickness + focus_padding;
	            y += ythickness + focus_padding;
	            width -= 2 * (xthickness + focus_padding);
	            height -=  2 * (ythickness + focus_padding);
	    	} else {
	    		x -= focus_line_width + focus_padding;
	    		y -= focus_line_width + focus_padding;
	    		width += 2 * (focus_line_width + focus_padding);
	    		height += 2 * (focus_line_width + focus_padding);
	    	}
	    	
	    	if ((state & DrawData.PRESSED) != 0 && displace_focus != 0) {
	              x += child_displacement_x;
	              y += child_displacement_y;
	    	}
	    	
	    	gtk_render_focus (gtkStyle, drawable, state_type, null, buttonHandle, detail, x, y, width, height);
	    }
		if (clientArea != null) {
			clientArea.x = bounds.x + border_width;
			clientArea.y = bounds.y + border_width;
			clientArea.width = bounds.width - 2 * border_width;
			clientArea.height = bounds.height - 2 * border_width;
		}
	    return;
	}
}

int hit(Theme theme, Point position, Rectangle bounds) {
	return bounds.contains(position) ? DrawData.WIDGET_WHOLE : DrawData.WIDGET_NOWHERE;
}

void gtk_render_option (long /*int*/ style, long /*int*/ window, int state_type, int shadow_type, GdkRectangle area, long /*int*/ widget, byte[] detail, int x , int y, int width, int height) {
	if (OS.GTK3) {
		long /*int*/ cairo = OS.gdk_cairo_create (window);
		long /*int*/ context = OS.gtk_widget_get_style_context (style);
		OS.gtk_render_option (context, cairo, x, y, width, height);
		Cairo.cairo_destroy (cairo);
	} else {
		OS.gtk_paint_option (style, window, state_type, shadow_type, area, widget, detail, x, y, width, height);
	}
}

void gtk_render_check(long /*int*/ style, long /*int*/ window, int state_type, int shadow_type,  long /*int*/ widget, byte[] detail, int x , int y, int width, int height) {
	if (OS.GTK3) {
		long /*int*/ cairo = OS.gdk_cairo_create (window);
		long /*int*/ context = OS.gtk_widget_get_style_context (style);
		OS.gtk_render_check (context, cairo, x, y, width, height);
		Cairo.cairo_destroy (cairo);
	} else {
		OS.gtk_paint_check (style, window, state_type, shadow_type, null, widget, detail, x, y, width, height);
	}
}

}