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JUCE/extras/Introjucer/Source/Utility/jucer_MiscUtilities.cpp

441 lines
12 KiB
C++

/*
==============================================================================
This file is part of the JUCE library - "Jules' Utility Class Extensions"
Copyright 2004-11 by Raw Material Software Ltd.
------------------------------------------------------------------------------
JUCE can be redistributed and/or modified under the terms of the GNU General
Public License (Version 2), as published by the Free Software Foundation.
A copy of the license is included in the JUCE distribution, or can be found
online at www.gnu.org/licenses.
JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
------------------------------------------------------------------------------
To release a closed-source product which uses JUCE, commercial licenses are
available: visit www.rawmaterialsoftware.com/juce for more information.
==============================================================================
*/
#include "../jucer_Headers.h"
//==============================================================================
String createAlphaNumericUID()
{
String uid;
const char chars[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
Random r;
uid << chars [r.nextInt (52)]; // make sure the first character is always a letter
for (int i = 5; --i >= 0;)
{
r.setSeedRandomly();
uid << chars [r.nextInt (62)];
}
return uid;
}
String hexString8Digits (int value)
{
return String::toHexString (value).paddedLeft ('0', 8);
}
String createGUID (const String& seed)
{
const String hex (MD5 ((seed + "_guidsalt").toUTF8()).toHexString().toUpperCase());
return "{" + hex.substring (0, 8)
+ "-" + hex.substring (8, 12)
+ "-" + hex.substring (12, 16)
+ "-" + hex.substring (16, 20)
+ "-" + hex.substring (20, 32)
+ "}";
}
String escapeSpaces (const String& s)
{
return s.replace (" ", "\\ ");
}
String addQuotesIfContainsSpaces (const String& text)
{
return (text.containsChar (' ') && ! text.isQuotedString()) ? text.quoted() : text;
}
void setValueIfVoid (Value value, const var& defaultValue)
{
if (value.getValue().isVoid())
value = defaultValue;
}
//==============================================================================
StringPairArray parsePreprocessorDefs (const String& text)
{
StringPairArray result;
String::CharPointerType s (text.getCharPointer());
while (! s.isEmpty())
{
String token, value;
s = s.findEndOfWhitespace();
while ((! s.isEmpty()) && *s != '=' && ! s.isWhitespace())
token << s.getAndAdvance();
s = s.findEndOfWhitespace();
if (*s == '=')
{
++s;
s = s.findEndOfWhitespace();
while ((! s.isEmpty()) && ! s.isWhitespace())
{
if (*s == ',')
{
++s;
break;
}
if (*s == '\\' && (s[1] == ' ' || s[1] == ','))
++s;
value << s.getAndAdvance();
}
}
if (token.isNotEmpty())
result.set (token, value);
}
return result;
}
StringPairArray mergePreprocessorDefs (StringPairArray inheritedDefs, const StringPairArray& overridingDefs)
{
for (int i = 0; i < overridingDefs.size(); ++i)
inheritedDefs.set (overridingDefs.getAllKeys()[i], overridingDefs.getAllValues()[i]);
return inheritedDefs;
}
String createGCCPreprocessorFlags (const StringPairArray& defs)
{
String s;
for (int i = 0; i < defs.size(); ++i)
{
String def (defs.getAllKeys()[i]);
const String value (defs.getAllValues()[i]);
if (value.isNotEmpty())
def << "=" << value;
if (! def.endsWithChar ('"'))
def = def.quoted();
s += " -D " + def;
}
return s;
}
String replacePreprocessorDefs (const StringPairArray& definitions, String sourceString)
{
for (int i = 0; i < definitions.size(); ++i)
{
const String key (definitions.getAllKeys()[i]);
const String value (definitions.getAllValues()[i]);
sourceString = sourceString.replace ("${" + key + "}", value);
}
return sourceString;
}
StringArray getSearchPathsFromString (const String& searchPath)
{
StringArray s;
s.addTokens (searchPath, ";\r\n", String::empty);
s.trim();
s.removeEmptyStrings();
s.removeDuplicates (false);
return s;
}
//==============================================================================
void autoScrollForMouseEvent (const MouseEvent& e, bool scrollX, bool scrollY)
{
if (Viewport* const viewport = e.eventComponent->findParentComponentOfClass<Viewport>())
{
const MouseEvent e2 (e.getEventRelativeTo (viewport));
viewport->autoScroll (scrollX ? e2.x : 20, scrollY ? e2.y : 20, 8, 16);
}
}
//==============================================================================
int indexOfLineStartingWith (const StringArray& lines, const String& text, int startIndex)
{
startIndex = jmax (0, startIndex);
while (startIndex < lines.size())
{
if (lines[startIndex].trimStart().startsWithIgnoreCase (text))
return startIndex;
++startIndex;
}
return -1;
}
//==============================================================================
RolloverHelpComp::RolloverHelpComp()
: lastComp (nullptr)
{
setInterceptsMouseClicks (false, false);
startTimer (150);
}
void RolloverHelpComp::paint (Graphics& g)
{
AttributedString s;
s.setJustification (Justification::centredLeft);
s.append (lastTip, Font (14.0f), findColour (mainBackgroundColourId).contrasting (0.7f));
TextLayout tl;
tl.createLayoutWithBalancedLineLengths (s, getWidth() - 10.0f);
if (tl.getNumLines() > 3)
tl.createLayout (s, getWidth() - 10.0f);
tl.draw (g, getLocalBounds().toFloat());
}
void RolloverHelpComp::timerCallback()
{
Component* newComp = Desktop::getInstance().getMainMouseSource().getComponentUnderMouse();
if (newComp != nullptr
&& (newComp->getTopLevelComponent() != getTopLevelComponent()
|| newComp->isCurrentlyBlockedByAnotherModalComponent()))
newComp = nullptr;
if (newComp != lastComp)
{
lastComp = newComp;
String newTip (findTip (newComp));
if (newTip != lastTip)
{
lastTip = newTip;
repaint();
}
}
}
String RolloverHelpComp::findTip (Component* c)
{
while (c != nullptr)
{
if (TooltipClient* const tc = dynamic_cast <TooltipClient*> (c))
{
const String tip (tc->getTooltip());
if (tip.isNotEmpty())
return tip;
}
c = c->getParentComponent();
}
return String::empty;
}
//==============================================================================
FloatingLabelComponent::FloatingLabelComponent()
: font (10.0f)
{
setInterceptsMouseClicks (false, false);
}
void FloatingLabelComponent::remove()
{
if (Component* p = getParentComponent())
p->removeChildComponent (this);
}
void FloatingLabelComponent::update (Component* parent, const String& text, const Colour& textColour,
int x, int y, bool toRight, bool below)
{
colour = textColour;
Rectangle<int> r;
if (text != getName())
{
setName (text);
glyphs.clear();
glyphs.addJustifiedText (font, text, 0, 0, 200.0f, Justification::left);
glyphs.justifyGlyphs (0, std::numeric_limits<int>::max(), 0, 0, 1000, 1000, Justification::topLeft);
r = glyphs.getBoundingBox (0, std::numeric_limits<int>::max(), false)
.getSmallestIntegerContainer().expanded (1, 1);
}
else
{
r = getLocalBounds();
}
r.setPosition (x + (toRight ? 3 : -(r.getWidth() + 3)), y + (below ? 2 : -(r.getHeight() + 2)));
setBounds (r);
parent->addAndMakeVisible (this);
}
void FloatingLabelComponent::paint (Graphics& g)
{
g.setFont (font);
g.setColour (Colours::white.withAlpha (0.5f));
g.fillRoundedRectangle (0, 0, (float) getWidth(), (float) getHeight(), 3);
g.setColour (colour);
glyphs.draw (g, AffineTransform::translation (1.0f, 1.0f));
}
//==============================================================================
class UTF8Component : public Component,
private TextEditorListener
{
public:
UTF8Component()
: desc (String::empty,
"Type any string into the box, and it'll be shown below as a portable UTF-8 literal, "
"ready to cut-and-paste into your source-code...")
{
desc.setJustificationType (Justification::centred);
desc.setColour (Label::textColourId, Colours::white);
addAndMakeVisible (&desc);
const Colour bkgd (Colours::white.withAlpha (0.6f));
userText.setMultiLine (true, true);
userText.setReturnKeyStartsNewLine (true);
userText.setColour (TextEditor::backgroundColourId, bkgd);
addAndMakeVisible (&userText);
userText.addListener (this);
resultText.setMultiLine (true, true);
resultText.setColour (TextEditor::backgroundColourId, bkgd);
resultText.setReadOnly (true);
resultText.setSelectAllWhenFocused (true);
addAndMakeVisible (&resultText);
userText.setText (getLastText());
}
void textEditorTextChanged (TextEditor&)
{
update();
}
void textEditorEscapeKeyPressed (TextEditor&)
{
getTopLevelComponent()->exitModalState (0);
}
void update()
{
getLastText() = userText.getText();
resultText.setText (CodeHelpers::stringLiteral (getLastText(), 100), false);
}
void resized()
{
desc.setBounds (8, 8, getWidth() - 16, 44);
userText.setBounds (desc.getX(), desc.getBottom() + 8, getWidth() - 16, getHeight() / 2 - desc.getBottom() - 8);
resultText.setBounds (desc.getX(), userText.getBottom() + 4, getWidth() - 16, getHeight() - userText.getBottom() - 12);
}
private:
Label desc;
TextEditor userText, resultText;
String& getLastText()
{
static String t;
return t;
}
};
void showUTF8ToolWindow (ScopedPointer<Component>& ownerPointer)
{
if (ownerPointer != nullptr)
{
ownerPointer->toFront (true);
}
else
{
new FloatingToolWindow ("UTF-8 String Literal Converter",
"utf8WindowPos",
new UTF8Component(), ownerPointer,
400, 300,
300, 300, 1000, 1000);
}
}
//==============================================================================
bool cancelAnyModalComponents()
{
ModalComponentManager& mm = *ModalComponentManager::getInstance();
const int numModal = mm.getNumModalComponents();
for (int i = numModal; --i >= 0;)
if (Component* c = mm.getModalComponent(i))
c->exitModalState (0);
return numModal > 0;
}
class AsyncCommandRetrier : public Timer
{
public:
AsyncCommandRetrier (const ApplicationCommandTarget::InvocationInfo& inf)
: info (inf)
{
info.originatingComponent = nullptr;
startTimer (500);
}
void timerCallback()
{
stopTimer();
commandManager->invoke (info, true);
delete this;
}
ApplicationCommandTarget::InvocationInfo info;
JUCE_DECLARE_NON_COPYABLE (AsyncCommandRetrier)
};
bool reinvokeCommandAfterCancellingModalComps (const ApplicationCommandTarget::InvocationInfo& info)
{
if (cancelAnyModalComponents())
{
new AsyncCommandRetrier (info);
return true;
}
return false;
}