X-Git-Url: http://git.nikiroo.be/?a=blobdiff_plain;f=src%2Fjexer%2FTWidget.java;h=d4ec1e2ba9ae8cfc23fb5eaac9d03915125d880b;hb=91c2f66ef49c23fa1d6fa5ad263b5a1fd9c158cf;hp=dffa9e1ccf465e5dd0c401f66a6a84701c135f29;hpb=3649b9210ea425f398ba8c24f9509669cf72aa96;p=fanfix.git diff --git a/src/jexer/TWidget.java b/src/jexer/TWidget.java index dffa9e1..d4ec1e2 100644 --- a/src/jexer/TWidget.java +++ b/src/jexer/TWidget.java @@ -1,29 +1,27 @@ /* * Jexer - Java Text User Interface * - * License: LGPLv3 or later + * The MIT License (MIT) * - * This module is licensed under the GNU Lesser General Public License - * Version 3. Please see the file "COPYING" in this directory for more - * information about the GNU Lesser General Public License Version 3. + * Copyright (C) 2017 Kevin Lamonte * - * Copyright (C) 2015 Kevin Lamonte + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public License - * as published by the Free Software Foundation; either version 3 of - * the License, or (at your option) any later version. + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. * - * 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 Lesser General Public - * License along with this program; if not, see - * http://www.gnu.org/licenses/, or write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. * * @author Kevin Lamonte [kevin.lamonte@gmail.com] * @version 1 @@ -32,7 +30,7 @@ package jexer; import java.io.IOException; import java.util.List; -import java.util.LinkedList; +import java.util.ArrayList; import jexer.bits.ColorTheme; import jexer.event.TCommandEvent; @@ -51,6 +49,10 @@ import static jexer.TKeypress.*; */ public abstract class TWidget implements Comparable { + // ------------------------------------------------------------------------ + // Common widget attributes ----------------------------------------------- + // ------------------------------------------------------------------------ + /** * Every widget has a parent widget that it may be "contained" in. For * example, a TWindow might contain several TTextFields, or a TComboBox @@ -67,44 +69,6 @@ public abstract class TWidget implements Comparable { return parent; } - /** - * Backdoor access for TWindow's constructor. ONLY TWindow USES THIS. - * - * @param window the top-level window - * @param x column relative to parent - * @param y row relative to parent - * @param width width of window - * @param height height of window - */ - protected final void setupForTWindow(final TWindow window, - final int x, final int y, final int width, final int height) { - - this.parent = window; - this.window = window; - this.x = x; - this.y = y; - this.width = width; - this.height = height; - } - - /** - * Get this TWidget's parent TApplication. - * - * @return the parent TApplication - */ - public TApplication getApplication() { - return window.getApplication(); - } - - /** - * Get the Screen. - * - * @return the Screen - */ - public Screen getScreen() { - return window.getScreen(); - } - /** * Child widgets that this widget contains. */ @@ -370,6 +334,28 @@ public abstract class TWidget implements Comparable { this.cursorY = cursorY; } + // ------------------------------------------------------------------------ + // TApplication integration ----------------------------------------------- + // ------------------------------------------------------------------------ + + /** + * Get this TWidget's parent TApplication. + * + * @return the parent TApplication + */ + public TApplication getApplication() { + return window.getApplication(); + } + + /** + * Get the Screen. + * + * @return the Screen + */ + public Screen getScreen() { + return window.getScreen(); + } + /** * Comparison operator. For various subclasses it sorts on: *
    @@ -494,6 +480,12 @@ public abstract class TWidget implements Comparable { assert (getScreen() != null); Screen screen = getScreen(); + // Special case: TStatusBar is drawn by TApplication, not anything + // else. + if (this instanceof TStatusBar) { + return; + } + screen.setClipRight(width); screen.setClipBottom(height); @@ -535,11 +527,15 @@ public abstract class TWidget implements Comparable { } } + // ------------------------------------------------------------------------ + // Constructors ----------------------------------------------------------- + // ------------------------------------------------------------------------ + /** * Default constructor for subclasses. */ protected TWidget() { - children = new LinkedList(); + children = new ArrayList(); } /** @@ -576,7 +572,7 @@ public abstract class TWidget implements Comparable { this.enabled = enabled; this.parent = parent; this.window = parent.window; - children = new LinkedList(); + children = new ArrayList(); parent.addChild(this); } @@ -596,7 +592,7 @@ public abstract class TWidget implements Comparable { this.enabled = enabled; this.parent = parent; this.window = parent.window; - children = new LinkedList(); + children = new ArrayList(); parent.addChild(this); this.x = x; @@ -605,6 +601,30 @@ public abstract class TWidget implements Comparable { this.height = height; } + /** + * Backdoor access for TWindow's constructor. ONLY TWindow USES THIS. + * + * @param window the top-level window + * @param x column relative to parent + * @param y row relative to parent + * @param width width of window + * @param height height of window + */ + protected final void setupForTWindow(final TWindow window, + final int x, final int y, final int width, final int height) { + + this.parent = window; + this.window = window; + this.x = x; + this.y = y; + this.width = width; + this.height = height; + } + + // ------------------------------------------------------------------------ + // General behavior ------------------------------------------------------- + // ------------------------------------------------------------------------ + /** * Add a child widget to my list of children. We set its tabOrder to 0 * and increment the tabOrder of all other children. @@ -754,6 +774,33 @@ public abstract class TWidget implements Comparable { return this; } + // ------------------------------------------------------------------------ + // Event handlers --------------------------------------------------------- + // ------------------------------------------------------------------------ + + /** + * Check if a mouse press/release event coordinate is contained in this + * widget. + * + * @param mouse a mouse-based event + * @return whether or not a mouse click would be sent to this widget + */ + public final boolean mouseWouldHit(final TMouseEvent mouse) { + + if (!enabled) { + return false; + } + + if ((mouse.getAbsoluteX() >= getAbsoluteX()) + && (mouse.getAbsoluteX() < getAbsoluteX() + width) + && (mouse.getAbsoluteY() >= getAbsoluteY()) + && (mouse.getAbsoluteY() < getAbsoluteY() + height) + ) { + return true; + } + return false; + } + /** * Method that subclasses can override to handle keystrokes. * @@ -821,7 +868,8 @@ public abstract class TWidget implements Comparable { */ public void onMouseDown(final TMouseEvent mouse) { // Default: do nothing, pass to children instead - for (TWidget widget: children) { + for (int i = children.size() - 1 ; i >= 0 ; i--) { + TWidget widget = children.get(i); if (widget.mouseWouldHit(mouse)) { // Dispatch to this child, also activate it activate(widget); @@ -842,7 +890,8 @@ public abstract class TWidget implements Comparable { */ public void onMouseUp(final TMouseEvent mouse) { // Default: do nothing, pass to children instead - for (TWidget widget: children) { + for (int i = children.size() - 1 ; i >= 0 ; i--) { + TWidget widget = children.get(i); if (widget.mouseWouldHit(mouse)) { // Dispatch to this child, also activate it activate(widget); @@ -973,28 +1022,9 @@ public abstract class TWidget implements Comparable { return; } - /** - * Check if a mouse press/release event coordinate is contained in this - * widget. - * - * @param mouse a mouse-based event - * @return whether or not a mouse click would be sent to this widget - */ - public final boolean mouseWouldHit(final TMouseEvent mouse) { - - if (!enabled) { - return false; - } - - if ((mouse.getAbsoluteX() >= getAbsoluteX()) - && (mouse.getAbsoluteX() < getAbsoluteX() + width) - && (mouse.getAbsoluteY() >= getAbsoluteY()) - && (mouse.getAbsoluteY() < getAbsoluteY() + height) - ) { - return true; - } - return false; - } + // ------------------------------------------------------------------------ + // Other TWidget constructors --------------------------------------------- + // ------------------------------------------------------------------------ /** * Convenience function to add a label to this container/window.