DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Implementation

Mercurial (d38398e5144e)

VCS Links

nsAbsolutePositioningCommand

nsAlignCommand

nsBackgroundColorStateCommand

nsBaseComposerCommand

nsBaseStateUpdatingCommand

nsFontColorStateCommand

nsFontFaceStateCommand

nsFontSizeStateCommand

nsHighlightColorStateCommand

nsInsertTagCommand

nsListCommand

nsListItemCommand

nsMultiStateCommand

nsParagraphStateCommand

nsStyleUpdatingCommand

Macros

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef nsComposerCommands_h_
#define nsComposerCommands_h_

#include "nsIControllerCommand.h"
#include "nsISupportsImpl.h"            // for NS_DECL_ISUPPORTS_INHERITED, etc
#include "nscore.h"                     // for nsresult, NS_IMETHOD

class nsIAtom;
class nsICommandParams;
class nsIEditor;
class nsISupports;
class nsString;

// This is a virtual base class for commands registered with the composer controller.
// Note that such commands are instantiated once per composer, so can store state.
// Also note that IsCommandEnabled can be called with an editor that may not
// have an editor yet (because the document is loading). Most commands will want
// to return false in this case.
// Don't hold on to any references to the editor or document from
// your command. This will cause leaks. Also, be aware that the document the
// editor is editing can change under you (if the user Reverts the file, for
// instance).
class nsBaseComposerCommand : public nsIControllerCommand
{
protected:
  virtual ~nsBaseComposerCommand() {}

public:

  nsBaseComposerCommand();

  // nsISupports
  NS_DECL_ISUPPORTS

  // nsIControllerCommand. Declared longhand so we can make them pure virtual
  NS_IMETHOD IsCommandEnabled(const char * aCommandName, nsISupports *aCommandRefCon, bool *_retval) override = 0;
  NS_IMETHOD DoCommand(const char * aCommandName, nsISupports *aCommandRefCon) override = 0;

};


#define NS_DECL_COMPOSER_COMMAND(_cmd)                  \
class _cmd : public nsBaseComposerCommand               \
{                                                       \
public:                                                 \
  NS_DECL_NSICONTROLLERCOMMAND                          \
};

// virtual base class for commands that need to save and update Boolean state (like styles etc)
class nsBaseStateUpdatingCommand : public nsBaseComposerCommand
{
public:
  explicit nsBaseStateUpdatingCommand(nsIAtom* aTagName);

  NS_DECL_ISUPPORTS_INHERITED

  NS_DECL_NSICONTROLLERCOMMAND

protected:
  virtual ~nsBaseStateUpdatingCommand();

  // get the current state (on or off) for this style or block format
  virtual nsresult  GetCurrentState(nsIEditor* aEditor, nsICommandParams* aParams) = 0;

  // add/remove the style
  virtual nsresult  ToggleState(nsIEditor* aEditor) = 0;

protected:
  nsIAtom* mTagName;
};


// Shared class for the various style updating commands like bold, italics etc.
// Suitable for commands whose state is either 'on' or 'off'.
class nsStyleUpdatingCommand : public nsBaseStateUpdatingCommand
{
public:
  explicit nsStyleUpdatingCommand(nsIAtom* aTagName);

protected:

  // get the current state (on or off) for this style or block format
  virtual nsresult  GetCurrentState(nsIEditor* aEditor, nsICommandParams* aParams);

  // add/remove the style
  virtual nsresult  ToggleState(nsIEditor* aEditor);
};


class nsInsertTagCommand : public nsBaseComposerCommand
{
public:
  explicit nsInsertTagCommand(nsIAtom* aTagName);

  NS_DECL_ISUPPORTS_INHERITED

  NS_DECL_NSICONTROLLERCOMMAND

protected:
  virtual ~nsInsertTagCommand();

  nsIAtom* mTagName;
};


class nsListCommand : public nsBaseStateUpdatingCommand
{
public:
  explicit nsListCommand(nsIAtom* aTagName);

protected:

  // get the current state (on or off) for this style or block format
  virtual nsresult  GetCurrentState(nsIEditor* aEditor, nsICommandParams* aParams);

  // add/remove the style
  virtual nsresult  ToggleState(nsIEditor* aEditor);
};

class nsListItemCommand : public nsBaseStateUpdatingCommand
{
public:
  explicit nsListItemCommand(nsIAtom* aTagName);

protected:

  // get the current state (on or off) for this style or block format
  virtual nsresult  GetCurrentState(nsIEditor* aEditor, nsICommandParams* aParams);

  // add/remove the style
  virtual nsresult  ToggleState(nsIEditor* aEditor);
};

// Base class for commands whose state consists of a string (e.g. para format)
class nsMultiStateCommand : public nsBaseComposerCommand
{
public:

  nsMultiStateCommand();

  NS_DECL_ISUPPORTS_INHERITED
  NS_DECL_NSICONTROLLERCOMMAND

protected:
  virtual ~nsMultiStateCommand();

  virtual nsresult GetCurrentState(nsIEditor *aEditor, nsICommandParams* aParams) =0;
  virtual nsresult SetState(nsIEditor *aEditor, nsString& newState) = 0;

};


class nsParagraphStateCommand : public nsMultiStateCommand
{
public:
                   nsParagraphStateCommand();

protected:

  virtual nsresult GetCurrentState(nsIEditor *aEditor, nsICommandParams* aParams);
  virtual nsresult SetState(nsIEditor *aEditor, nsString& newState);
};

class nsFontFaceStateCommand : public nsMultiStateCommand
{
public:
                   nsFontFaceStateCommand();

protected:

  virtual nsresult GetCurrentState(nsIEditor *aEditor, nsICommandParams* aParams);
  virtual nsresult SetState(nsIEditor *aEditor, nsString& newState);
};

class nsFontSizeStateCommand : public nsMultiStateCommand
{
public:
                   nsFontSizeStateCommand();

protected:

  virtual nsresult GetCurrentState(nsIEditor *aEditor,
                                   nsICommandParams* aParams);
  virtual nsresult SetState(nsIEditor *aEditor, nsString& newState);
};

class nsHighlightColorStateCommand : public nsMultiStateCommand
{
public:
                   nsHighlightColorStateCommand();

protected:

  NS_IMETHOD IsCommandEnabled(const char *aCommandName, nsISupports *aCommandRefCon, bool *_retval);
  virtual nsresult GetCurrentState(nsIEditor *aEditor, nsICommandParams* aParams);
  virtual nsresult SetState(nsIEditor *aEditor, nsString& newState);

};

class nsFontColorStateCommand : public nsMultiStateCommand
{
public:
                   nsFontColorStateCommand();

protected:

  virtual nsresult GetCurrentState(nsIEditor *aEditor, nsICommandParams* aParams);
  virtual nsresult SetState(nsIEditor *aEditor, nsString& newState);
};

class nsAlignCommand : public nsMultiStateCommand
{
public:
                   nsAlignCommand();

protected:

  virtual nsresult GetCurrentState(nsIEditor *aEditor, nsICommandParams* aParams);
  virtual nsresult SetState(nsIEditor *aEditor, nsString& newState);
};

class nsBackgroundColorStateCommand : public nsMultiStateCommand
{
public:
                   nsBackgroundColorStateCommand();

protected:

  virtual nsresult GetCurrentState(nsIEditor *aEditor, nsICommandParams* aParams);
  virtual nsresult SetState(nsIEditor *aEditor, nsString& newState);
};

class nsAbsolutePositioningCommand : public nsBaseStateUpdatingCommand
{
public:
  nsAbsolutePositioningCommand();

protected:

  NS_IMETHOD IsCommandEnabled(const char *aCommandName, nsISupports *aCommandRefCon, bool *_retval);
  virtual nsresult  GetCurrentState(nsIEditor* aEditor, nsICommandParams* aParams);
  virtual nsresult  ToggleState(nsIEditor* aEditor);
};

// composer commands

NS_DECL_COMPOSER_COMMAND(nsCloseCommand)
NS_DECL_COMPOSER_COMMAND(nsDocumentStateCommand)
NS_DECL_COMPOSER_COMMAND(nsSetDocumentStateCommand)
NS_DECL_COMPOSER_COMMAND(nsSetDocumentOptionsCommand)
//NS_DECL_COMPOSER_COMMAND(nsPrintingCommands)

NS_DECL_COMPOSER_COMMAND(nsDecreaseZIndexCommand)
NS_DECL_COMPOSER_COMMAND(nsIncreaseZIndexCommand)

// Generic commands

// File menu
NS_DECL_COMPOSER_COMMAND(nsNewCommands)   // handles 'new' anything

// Edit menu
NS_DECL_COMPOSER_COMMAND(nsPasteNoFormattingCommand)

// Block transformations
NS_DECL_COMPOSER_COMMAND(nsIndentCommand)
NS_DECL_COMPOSER_COMMAND(nsOutdentCommand)

NS_DECL_COMPOSER_COMMAND(nsRemoveListCommand)
NS_DECL_COMPOSER_COMMAND(nsRemoveStylesCommand)
NS_DECL_COMPOSER_COMMAND(nsIncreaseFontSizeCommand)
NS_DECL_COMPOSER_COMMAND(nsDecreaseFontSizeCommand)

// Insert content commands
NS_DECL_COMPOSER_COMMAND(nsInsertHTMLCommand)

#endif // nsComposerCommands_h_