X-Git-Url: http://git.nikiroo.be/?a=blobdiff_plain;f=src%2Fjexer%2Fmenu%2FTMenuItem.java;h=d9dfc2ac5482b64123713f45e8b58f7f9abf3e3d;hb=12b90437b5f22c2ae6e9b9b14c3b62b60f6143e5;hp=fe74c4e7f8b837dfc361c4a697b0e0610e470ab0;hpb=5dfd1c11947e9cb32fcac4772f1b16879d9ffe67;p=fanfix.git diff --git a/src/jexer/menu/TMenuItem.java b/src/jexer/menu/TMenuItem.java index fe74c4e..d9dfc2a 100644 --- a/src/jexer/menu/TMenuItem.java +++ b/src/jexer/menu/TMenuItem.java @@ -3,7 +3,7 @@ * * The MIT License (MIT) * - * Copyright (C) 2016 Kevin Lamonte + * Copyright (C) 2019 Kevin Lamonte * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -33,6 +33,7 @@ import jexer.TWidget; import jexer.bits.CellAttributes; import jexer.bits.GraphicsChars; import jexer.bits.MnemonicString; +import jexer.bits.StringUtils; import jexer.event.TKeypressEvent; import jexer.event.TMouseEvent; import jexer.event.TMenuEvent; @@ -43,6 +44,10 @@ import static jexer.TKeypress.*; */ public class TMenuItem extends TWidget { + // ------------------------------------------------------------------------ + // Variables -------------------------------------------------------------- + // ------------------------------------------------------------------------ + /** * Label for this menu item. */ @@ -54,29 +59,11 @@ public class TMenuItem extends TWidget { */ private int id = TMenu.MID_UNUSED; - /** - * Get the menu item ID. - * - * @return the id - */ - public final int getId() { - return id; - } - /** * When true, this item can be checked or unchecked. */ private boolean checkable = false; - /** - * Set checkable flag. - * - * @param checkable if true, this menu item can be checked/unchecked - */ - public final void setCheckable(final boolean checkable) { - this.checkable = checkable; - } - /** * When true, this item is checked. */ @@ -93,40 +80,9 @@ public class TMenuItem extends TWidget { */ private MnemonicString mnemonic; - /** - * Get the mnemonic string for this menu item. - * - * @return mnemonic string - */ - public final MnemonicString getMnemonic() { - return mnemonic; - } - - /** - * Get a global accelerator key for this menu item. - * - * @return global keyboard accelerator, or null if no key is associated - * with this item - */ - public final TKeypress getKey() { - return key; - } - - /** - * Set a global accelerator key for this menu item. - * - * @param key global keyboard accelerator - */ - public final void setKey(final TKeypress key) { - this.key = key; - - if (key != null) { - int newWidth = (label.length() + 4 + key.toString().length() + 2); - if (newWidth > getWidth()) { - setWidth(newWidth); - } - } - } + // ------------------------------------------------------------------------ + // Constructors ----------------------------------------------------------- + // ------------------------------------------------------------------------ /** * Package private constructor. @@ -149,7 +105,7 @@ public class TMenuItem extends TWidget { setY(y); setHeight(1); this.label = mnemonic.getRawLabel(); - setWidth(label.length() + 4); + setWidth(StringUtils.width(label) + 4); this.id = id; // Default state for some known menu items @@ -190,6 +146,10 @@ public class TMenuItem extends TWidget { } + // ------------------------------------------------------------------------ + // Event handlers --------------------------------------------------------- + // ------------------------------------------------------------------------ + /** * Returns true if the mouse is currently on the menu item. * @@ -206,6 +166,39 @@ public class TMenuItem extends TWidget { return false; } + /** + * Handle mouse button releases. + * + * @param mouse mouse button release event + */ + @Override + public void onMouseUp(final TMouseEvent mouse) { + if ((mouseOnMenuItem(mouse)) && (mouse.isMouse1())) { + dispatch(); + return; + } + } + + /** + * Handle keystrokes. + * + * @param keypress keystroke event + */ + @Override + public void onKeypress(final TKeypressEvent keypress) { + if (keypress.equals(kbEnter)) { + dispatch(); + return; + } + + // Pass to parent for the things we don't care about. + super.onKeypress(keypress); + } + + // ------------------------------------------------------------------------ + // TWidget ---------------------------------------------------------------- + // ------------------------------------------------------------------------ + /** * Draw a menu item with label. */ @@ -228,65 +221,119 @@ public class TMenuItem extends TWidget { } char cVSide = GraphicsChars.WINDOW_SIDE; - getScreen().vLineXY(0, 0, 1, cVSide, background); - getScreen().vLineXY(getWidth() - 1, 0, 1, cVSide, background); + vLineXY(0, 0, 1, cVSide, background); + vLineXY(getWidth() - 1, 0, 1, cVSide, background); - getScreen().hLineXY(1, 0, getWidth() - 2, ' ', menuColor); - getScreen().putStringXY(2, 0, mnemonic.getRawLabel(), menuColor); + hLineXY(1, 0, getWidth() - 2, ' ', menuColor); + putStringXY(2, 0, mnemonic.getRawLabel(), menuColor); if (key != null) { String keyLabel = key.toString(); - getScreen().putStringXY((getWidth() - keyLabel.length() - 2), 0, + putStringXY((getWidth() - StringUtils.width(keyLabel) - 2), 0, keyLabel, menuColor); } - if (mnemonic.getShortcutIdx() >= 0) { - getScreen().putCharXY(2 + mnemonic.getShortcutIdx(), 0, + if (mnemonic.getScreenShortcutIdx() >= 0) { + putCharXY(2 + mnemonic.getScreenShortcutIdx(), 0, mnemonic.getShortcut(), menuMnemonicColor); } if (checked) { assert (checkable); - getScreen().putCharXY(1, 0, GraphicsChars.CHECK, menuColor); + putCharXY(1, 0, GraphicsChars.CHECK, menuColor); } } + // ------------------------------------------------------------------------ + // TMenuItem -------------------------------------------------------------- + // ------------------------------------------------------------------------ + /** - * Dispatch event(s) due to selection or click. + * Get the menu item ID. + * + * @return the id */ - public void dispatch() { - assert (isEnabled()); + public final int getId() { + return id; + } - getApplication().postMenuEvent(new TMenuEvent(id)); + /** + * Set checkable flag. + * + * @param checkable if true, this menu item can be checked/unchecked + */ + public final void setCheckable(final boolean checkable) { + this.checkable = checkable; + } + + /** + * Get checkable flag. + * + * @return true if this menu item is both checkable and checked + */ + public final boolean getChecked() { + return ((checkable == true) && (checked == true)); + } + + /** + * Set checked flag. Note that setting checked on an item checkable will + * do nothing. + * + * @param checked if true, and if this menu item is checkable, then + * getChecked() will return true + */ + public final void setChecked(final boolean checked) { if (checkable) { - checked = !checked; + this.checked = checked; + } else { + this.checked = false; } } /** - * Handle mouse button releases. + * Get the mnemonic string for this menu item. * - * @param mouse mouse button release event + * @return mnemonic string */ - @Override - public void onMouseUp(final TMouseEvent mouse) { - if ((mouseOnMenuItem(mouse)) && (mouse.isMouse1())) { - dispatch(); - return; - } + public final MnemonicString getMnemonic() { + return mnemonic; } /** - * Handle keystrokes. + * Get a global accelerator key for this menu item. * - * @param keypress keystroke event + * @return global keyboard accelerator, or null if no key is associated + * with this item */ - @Override - public void onKeypress(final TKeypressEvent keypress) { - if (keypress.equals(kbEnter)) { - dispatch(); - return; + public final TKeypress getKey() { + return key; + } + + /** + * Set a global accelerator key for this menu item. + * + * @param key global keyboard accelerator + */ + public final void setKey(final TKeypress key) { + this.key = key; + + if (key != null) { + int newWidth = (StringUtils.width(label) + 4 + + StringUtils.width(key.toString()) + 2); + if (newWidth > getWidth()) { + setWidth(newWidth); + } } + } - // Pass to parent for the things we don't care about. - super.onKeypress(keypress); + /** + * Dispatch event(s) due to selection or click. + */ + public void dispatch() { + assert (isEnabled()); + + getApplication().postMenuEvent(new TMenuEvent(id)); + if (checkable) { + checked = !checked; + } } + }