mirror of https://github.com/PCSX2/pcsx2.git
67 lines
2.8 KiB
C#
67 lines
2.8 KiB
C#
/*
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* Copyright (C) 2009-2020 PCSX2 Dev Team
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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using System.Windows.Forms;
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// Important ! Create the ExtensionMethods class as a "public static" class
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public static class ExtensionMethods
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{
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public static void EnableContextMenu(this RichTextBox rtb)
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{
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if (rtb.ContextMenuStrip == null)
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{
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// Create a ContextMenuStrip without icons
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ContextMenuStrip cms = new ContextMenuStrip();
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cms.ShowImageMargin = false;
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// Add the Copy option (copies the selected text inside the richtextbox)
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ToolStripMenuItem tsmiCopy = new ToolStripMenuItem("Copy");
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tsmiCopy.Click += (sender, e) => rtb.Copy();
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cms.Items.Add(tsmiCopy);
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// Add the Clear option (clears the text inside the richtextbox)
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ToolStripMenuItem tsmiClear = new ToolStripMenuItem("Clear Log");
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tsmiClear.Click += (sender, e) => rtb.Clear();
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cms.Items.Add(tsmiClear);
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// Add a Separator
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cms.Items.Add(new ToolStripSeparator());
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// Add the Select All Option (selects all the text inside the richtextbox)
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ToolStripMenuItem tsmiSelectAll = new ToolStripMenuItem("Select All");
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tsmiSelectAll.Click += (sender, e) => rtb.SelectAll();
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cms.Items.Add(tsmiSelectAll);
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// When opening the menu, check if the condition is fulfilled
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// in order to enable the action
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cms.Opening += (sender, e) =>
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{
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tsmiCopy.Enabled = rtb.SelectionLength > 0;
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tsmiClear.Enabled = rtb.TextLength > 0;
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tsmiSelectAll.Enabled = rtb.TextLength > 0 && rtb.SelectionLength < rtb.TextLength;
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};
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rtb.ContextMenuStrip = cms;
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}
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}
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}
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