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-rw-r--r--Samples/CrowIDE/src/ProjectTree/ProjectFile.cs323
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diff --git a/Samples/CrowIDE/src/ProjectTree/ProjectFile.cs b/Samples/CrowIDE/src/ProjectTree/ProjectFile.cs
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--- a/Samples/CrowIDE/src/ProjectTree/ProjectFile.cs
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-//
-// ProjectNodes.cs
-//
-// Author:
-// Jean-Philippe Bruyère <jp_bruyere@hotmail.com>
-//
-// Copyright (c) 2013-2017 Jean-Philippe Bruyère
-//
-// 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:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Software.
-//
-// 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.
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using System.Threading;
-using System.Xml;
-
-namespace Crow.Coding {
- public class ProjectFile : ProjectItem {
- bool isOpened = false;
- DateTime accessTime;
- string source;
- string origSource;
- object selectedItem;
- int curLine, curColumn;
-
- internal ReaderWriterLockSlim srcEditMtx = new ReaderWriterLockSlim();
-
- public Dictionary<object, bool> RegisteredEditors = new Dictionary<object, bool>();
- List<String> undoStack = new List<string>();
- List<String> redoStack = new List<string>();
-
- public Crow.Command cmdSave, cmdSaveAs, cmdOpen, cmdClose, cmdUndo, cmdRedo;
-
- void initCommands (){
- cmdSave = new Crow.Command (new Action (() => Save ()))
- { Caption = "Save", Icon = new SvgPicture ("#CrowIDE.icons.save.svg"), CanExecute = false };
- cmdSaveAs = new Crow.Command (new Action (() => SaveAs ()))
- { Caption = "Save As ..", Icon = new SvgPicture ("#CrowIDE.icons.save.svg"), CanExecute = false };
- cmdOpen = new Crow.Command (new Action (() => Open ()))
- { Caption = "Open", Icon = new SvgPicture ("#CrowIDE.icons.open.svg"), CanExecute = true };
- cmdClose = new Crow.Command (new Action (() => OnQueryClose (this,null)))
- { Caption = "Close", Icon = new SvgPicture ("#CrowIDE.icons.open.svg"), CanExecute = false };
- cmdUndo = new Crow.Command (new Action (() => Undo (null)))
- { Caption = "Undo", Icon = new SvgPicture ("#CrowIDE.icons.undo.svg"), CanExecute = false };
- cmdRedo = new Crow.Command (new Action (() => Redo (null)))
- { Caption = "Redo", Icon = new SvgPicture ("#CrowIDE.icons.redo.svg"), CanExecute = false };
-
- Commands.Insert (0, cmdOpen);
- Commands.Insert (1, cmdSave);
- Commands.Insert (2, cmdSaveAs);
- Commands.Insert (3, cmdUndo);
- Commands.Insert (4, cmdRedo);
- Commands.Add (cmdClose);
- }
- public ProjectFile () {
- initCommands();
- }
- public ProjectFile (ProjectItem pi)
- : base (pi.Project, pi.node) {
- initCommands ();
- }
-
- public string ResourceID {
- get {
- return Type != ItemType.EmbeddedResource ? null :
- node.SelectSingleNode ("LogicalName") == null ?
- Project.Name + "." + Path.Replace ('/', '.') :
- LogicalName;
- }
- }
- public string LogicalName {
- get {
- return node.SelectSingleNode ("LogicalName")?.InnerText;
- }
- }
- public bool IsOpened {
- get { return isOpened; }
- set {
- if (isOpened == value)
- return;
- isOpened = value;
-
- cmdOpen.CanExecute = !isOpened;
- cmdClose.CanExecute = isOpened;
- cmdSave.CanExecute = isOpened && IsDirty;
-
- if (isOpened)
- Project.solution.OpenItem (this);
- else
- Project.solution.CloseItem (this);
-
- NotifyValueChanged ("IsOpened", isOpened);
- }
- }
-
- public void UnregisterEditor (object editor){
- lock(RegisteredEditors){
- RegisteredEditors.Remove (editor);
- }
- }
- public void RegisterEditor (object editor) {
- lock(RegisteredEditors){
- RegisteredEditors.Add (editor, false);
- }
- }
- public virtual void UpdateSource (object sender, string newSrc){
- System.Diagnostics.Debug.WriteLine ("update source by {0}", sender);
- Source = newSrc;
- signalOtherRegisteredEditors (sender);
- }
- public void SignalEditorOfType<T> (){
- lock (RegisteredEditors) {
- object[] keys = RegisteredEditors.Keys.ToArray ();
- foreach (object ed in keys) {
- T editor = (T)ed;
- if (editor == null)
- continue;
- RegisteredEditors [editor] = false;
- break;
- }
- }
- }
- protected void signalOtherRegisteredEditors (object sender) {
- lock (RegisteredEditors) {
- object[] keys = RegisteredEditors.Keys.ToArray ();
- foreach (object editor in keys) {
- if (editor != sender)
- RegisteredEditors [editor] = false;
- }
- }
- }
- public string Source {
- get {
- if (!IsOpened) {
- using (StreamReader sr = new StreamReader (AbsolutePath))
- source = sr.ReadToEnd ();
-
- } else {
- if (DateTime.Compare (
- accessTime,
- System.IO.File.GetLastWriteTime (AbsolutePath)) < 0)
- Console.WriteLine ("File has been modified outside CrowIDE");
- }
- return source;
- }
- set {
- if (source == value)
- return;
-
- srcEditMtx.EnterWriteLock ();
-
- undoStack.Add (source);
- cmdUndo.CanExecute = true;
- redoStack.Clear ();
- cmdRedo.CanExecute = false;
- source = value;
-
- NotifyValueChanged ("Source", source);
- NotifyValueChanged ("IsDirty", IsDirty);
-
- cmdSave.CanExecute = cmdSaveAs.CanExecute = IsDirty;
-
- srcEditMtx.ExitWriteLock ();
- }
- }
- public bool IsDirty {
- get { return source != origSource; }
- }
- public int CurrentColumn{
- get { return curColumn; }
- set {
- if (curColumn == value)
- return;
- curColumn = value;
- NotifyValueChanged ("CurrentColumn", curColumn);
- }
- }
- public int CurrentLine{
- get { return curLine; }
- set {
- if (curLine == value)
- return;
- curLine = value;
- NotifyValueChanged ("CurrentLine", curLine);
- }
- }
-
- public object SelectedItem {
- get { return selectedItem; }
- set {
- if (selectedItem == value)
- return;
- selectedItem= value;
- Project.solution.SelectedItemElement = value;
- NotifyValueChanged ("SelectedItem", selectedItem);
- }
- }
-
- public CopyToOutputState CopyToOutputDirectory {
- get {
- XmlNode xn = node.SelectSingleNode ("CopyToOutputDirectory");
- return xn == null ? CopyToOutputState.Never :
- (CopyToOutputState)Enum.Parse (typeof(CopyToOutputState), xn.InnerText, true);
- }
- }
-
- public virtual void Open () {
- accessTime = System.IO.File.GetLastWriteTime (AbsolutePath);
- using (StreamReader sr = new StreamReader (AbsolutePath)) {
- source = sr.ReadToEnd ();
- }
- origSource = source;
- IsOpened = true;
- NotifyValueChanged ("IsDirty", false);
- }
- public virtual void Save () {
- if (!IsDirty)
- return;
- using (StreamWriter sw = new StreamWriter (AbsolutePath)) {
- sw.Write (source);
- }
- origSource = source;
- NotifyValueChanged ("IsDirty", false);
- }
- public virtual void SaveAs () {
- if (!IsDirty)
- return;
- using (StreamWriter sw = new StreamWriter (AbsolutePath)) {
- sw.Write (source);
- }
- origSource = source;
- NotifyValueChanged ("IsDirty", false);
- }
- public void Close () {
- origSource = source = null;
- IsOpened = false;
- }
- public void Undo(object sender){
- undo();
- signalOtherRegisteredEditors (sender);
- }
- public void Redo(object sender){
- redo();
- signalOtherRegisteredEditors (sender);
- }
-
- void undo () {
- if (undoStack.Count == 0)
- return;
-
- srcEditMtx.EnterWriteLock ();
- string step = undoStack [undoStack.Count -1];
- redoStack.Add (source);
- cmdRedo.CanExecute = true;
- undoStack.RemoveAt(undoStack.Count -1);
-
- source = step;
-
- NotifyValueChanged ("Source", source);
- NotifyValueChanged ("IsDirty", IsDirty);
- cmdSave.CanExecute = IsDirty;
-
- if (undoStack.Count == 0)
- cmdUndo.CanExecute = false;
- srcEditMtx.ExitWriteLock ();
- }
-
- void redo () {
- if (redoStack.Count == 0)
- return;
- srcEditMtx.EnterWriteLock ();
- string step = redoStack [redoStack.Count -1];
- undoStack.Add (source);
- cmdUndo.CanExecute = true;
- redoStack.RemoveAt(redoStack.Count -1);
- source = step;
- NotifyValueChanged ("Source", source);
- NotifyValueChanged ("IsDirty", IsDirty);
- cmdSave.CanExecute = IsDirty;
-
- if (redoStack.Count == 0)
- cmdRedo.CanExecute = false;
- srcEditMtx.ExitWriteLock ();
-
- }
-
- public void onDoubleClick (object sender, MouseButtonEventArgs e){
- if (IsOpened)
- return;
- Open ();
- }
-
- public void onClick (object sender, MouseButtonEventArgs e){
- IsSelected = true;
- }
- public void OnQueryClose (object sender, EventArgs e){
- if (IsDirty) {
- MessageBox mb = MessageBox.ShowModal (CrowIDE.MainIFace,
- MessageBox.Type.YesNoCancel, $"{DisplayName} has unsaved changes.\nSave it now?");
- mb.Yes += (object _sender, EventArgs _e) => { Save (); Close (); };
- mb.No += (object _sender, EventArgs _e) => Close();
- } else
- Close ();
- }
- }
-}
-
generated by cgit v1.3.1-4-g156e (git 2.54.0) at 2026-11-12 18:24:12 +0000