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lots of fun progress on sheet editing

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LarsBrubaker 2021-09-06 08:35:34 -07:00
parent 1043f9d28f
commit 378f7c34e0
4 changed files with 413 additions and 67 deletions
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MatterControlLib/PartPreviewWindow/View3D/Actions/SheetFieldWidget.cs Normal file
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/*
Copyright (c) 2018, Lars Brubaker, John Lewin
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
The views and conclusions contained in the software and documentation are those
of the authors and should not be interpreted as representing official policies,
either expressed or implied, of the FreeBSD Project.
*/
using MatterHackers.Agg.UI;
namespace MatterHackers.MatterControl.DesignTools
{
public class SheetFieldWidget : GuiWidget
{
private SheetEditorWidget sheetEditorWidget;
private int x;
private int y;
private TextWidget content;
private string undoContent;
private SheetData SheetData => sheetEditorWidget.SheetData;
private enum EditModes
{
Unknown,
QuickText,
FullEdit
}
private EditModes EditMode { get; set; }
public SheetFieldWidget(SheetEditorWidget sheetEditorWidget, int x, int y, ThemeConfig theme)
{
this.sheetEditorWidget = sheetEditorWidget;
this.x = x;
this.y = y;
this.Name = $"Cell {x},{y}";
HAnchor = HAnchor.Stretch;
VAnchor = VAnchor.Stretch;
Selectable = true;
content = new TextWidget("")
{
TextColor = theme.TextColor,
AutoExpandBoundsToText = true,
VAnchor = VAnchor.Bottom,
};
SheetData.Recalculated += (s, e) =>
{
UpdateContents();
};
UpdateContents();
this.AddChild(content);
}
private void UpdateContents()
{
var expression = SheetData[x, y].Expression;
if (expression.StartsWith("="))
{
content.Text = SheetData.EvaluateExpression(expression);
}
else
{
content.Text = expression;
}
}
public override void OnKeyPress(KeyPressEventArgs keyPressEvent)
{
// this must be called first to ensure we get the correct Handled state
base.OnKeyPress(keyPressEvent);
if (!keyPressEvent.Handled)
{
if (keyPressEvent.KeyChar < 32
&& keyPressEvent.KeyChar != 13
&& keyPressEvent.KeyChar != 9)
{
return;
}
if (EditMode == EditModes.Unknown)
{
EditMode = EditModes.QuickText;
this.content.Text = "";
}
this.content.Text += keyPressEvent.KeyChar.ToString();
UpdateSheetEditField();
}
}
private void UpdateSheetEditField()
{
this.sheetEditorWidget.EditSelectedExpression.Text = this.content.Text;
}
public override void OnKeyDown(KeyEventArgs keyEvent)
{
// handle the tab early so it does not get consumed with switching to the next widget
if (!keyEvent.Handled)
{
switch (keyEvent.KeyCode)
{
case Keys.Tab:
Navigate(1, 0);
keyEvent.SuppressKeyPress = true;
keyEvent.Handled = true;
break;
}
}
// this must be called first to ensure we get the correct Handled state
base.OnKeyDown(keyEvent);
if (!keyEvent.Handled)
{
switch (keyEvent.KeyCode)
{
case Keys.Escape:
// reset the selction to what it was before we started editing
this.content.Text = undoContent;
keyEvent.SuppressKeyPress = true;
keyEvent.Handled = true;
// and go back to the unknown state
EditMode = EditModes.Unknown;
UpdateSheetEditField();
break;
case Keys.Left:
Navigate(-1, 0);
keyEvent.SuppressKeyPress = true;
keyEvent.Handled = true;
break;
case Keys.Down:
Navigate(0, 1);
keyEvent.SuppressKeyPress = true;
keyEvent.Handled = true;
break;
case Keys.Right:
Navigate(1, 0);
keyEvent.SuppressKeyPress = true;
keyEvent.Handled = true;
break;
case Keys.Up:
Navigate(0, -1);
keyEvent.SuppressKeyPress = true;
keyEvent.Handled = true;
break;
case Keys.Enter:
switch (EditMode)
{
// go into full edit
case EditModes.Unknown:
EditMode = EditModes.FullEdit;
break;
// finish edit and move down
case EditModes.QuickText:
case EditModes.FullEdit:
Navigate(0, 1);
// make sure we know we are edit complete
EditComplete();
break;
}
keyEvent.SuppressKeyPress = true;
keyEvent.Handled = true;
break;
case Keys.Delete:
switch (EditMode)
{
case EditModes.Unknown:
// delete content
this.content.Text = "";
break;
case EditModes.QuickText:
// do nothing
break;
case EditModes.FullEdit:
// delete from front
break;
}
keyEvent.SuppressKeyPress = true;
keyEvent.Handled = true;
UpdateSheetEditField();
break;
case Keys.Back:
switch (EditMode)
{
case EditModes.Unknown:
// delete text
this.content.Text = "";
break;
case EditModes.QuickText:
// delete from back
if (this.content.Text.Length > 0)
{
this.content.Text = this.content.Text.Substring(0, this.content.Text.Length - 1);
}
break;
case EditModes.FullEdit:
// delete from back
break;
}
keyEvent.SuppressKeyPress = true;
keyEvent.Handled = true;
UpdateSheetEditField();
break;
}
}
}
public override void OnFocusChanged(System.EventArgs e)
{
base.OnFocusChanged(e);
if (this.Focused)
{
undoContent = this.content.Text;
EditMode = EditModes.Unknown;
}
else
{
EditComplete();
}
}
private void EditComplete()
{
if (this.content.Text != undoContent)
{
// make sure the is a sheet update
SheetData[x, y].Expression = this.content.Text;
SheetData.Recalculate();
}
EditMode = EditModes.Unknown;
undoContent = this.content.Text;
}
private void Navigate(int xOffset, int yOffset)
{
sheetEditorWidget.SelectCell(x + xOffset, y + yOffset);
}
}
}