TextEditor: Simplify SnippetProvider handling

The group identifier is as good as the actual object, so use that
on the generator and the consumer side.

Change-Id: I6ccd54a2362631af0b50583f12563b8e41a5dd78
Reviewed-by: David Schulz <david.schulz@qt.io>
This commit is contained in:
hjk
2018-02-06 15:59:05 +01:00
parent 0c3aed2549
commit 91c19c2734
13 changed files with 28 additions and 64 deletions

View File

@@ -38,14 +38,6 @@ const QList<SnippetProvider> &SnippetProvider::snippetProviders()
return g_snippetProviders;
}
SnippetProvider *SnippetProvider::snippetProviderForGroupId(const QString &groupId)
{
auto end = std::end(g_snippetProviders);
auto it = std::find_if(std::begin(g_snippetProviders), end,
Utils::equal(&SnippetProvider::groupId, groupId));
return (it == end) ? nullptr : &*it;
}
/*!
\group Snippets
\title Snippets for Editors
@@ -104,25 +96,17 @@ QString SnippetProvider::displayName() const
return m_displayName;
}
/*!
EditorDecorator is a hook which allows you to apply customizations such as highlighting or
indentation to the snippet editor.
*/
SnippetProvider::EditorDecorator SnippetProvider::editorDecorator() const
{
return m_editorDecorator;
}
/*!
Applies customizations such as highlighting or indentation to the snippet editor.
*/
void SnippetProvider::decorateEditor(TextEditorWidget *editor) const
void SnippetProvider::decorateEditor(TextEditorWidget *editor, const QString &groupId)
{
editorDecorator()(editor);
for (const SnippetProvider &provider : g_snippetProviders) {
if (provider.m_groupId == groupId && provider.m_editorDecorator)
provider.m_editorDecorator(editor);
}
}
static void doNotDecorate(TextEditorWidget *) { }
/*!
Registers a snippet group with \a groupId, \a displayName and \a editorDecorator.
*/
@@ -132,6 +116,6 @@ void SnippetProvider::registerGroup(const QString &groupId, const QString &displ
SnippetProvider provider;
provider.m_groupId = groupId;
provider.m_displayName = displayName;
provider.m_editorDecorator = editorDecorator ? editorDecorator : EditorDecorator(doNotDecorate);
provider.m_editorDecorator = editorDecorator;
g_snippetProviders.append(provider);
}

View File

@@ -43,16 +43,13 @@ public:
using EditorDecorator = std::function<void(TextEditorWidget *)>;
static const QList<SnippetProvider> &snippetProviders();
static SnippetProvider *snippetProviderForGroupId(const QString &groupId);
static void registerGroup(const QString &groupId, const QString &displayName,
EditorDecorator editorDecorator = EditorDecorator());
QString groupId() const;
QString displayName() const;
EditorDecorator editorDecorator() const;
void decorateEditor(TextEditorWidget *editor) const;
static void decorateEditor(TextEditorWidget *editor, const QString &groupId);
private:
QString m_groupId;

View File

@@ -328,11 +328,10 @@ void SnippetsSettingsPagePrivate::configureUi(QWidget *w)
{
m_ui.setupUi(w);
const QList<SnippetProvider> &providers = SnippetProvider::snippetProviders();
for (const SnippetProvider &provider : providers) {
for (const SnippetProvider &provider : SnippetProvider::snippetProviders()) {
m_ui.groupCombo->addItem(provider.displayName(), provider.groupId());
SnippetEditorWidget *snippetEditor = new SnippetEditorWidget(w);
provider.decorateEditor(snippetEditor);
SnippetProvider::decorateEditor(snippetEditor, provider.groupId());
m_ui.snippetsEditorStack->insertWidget(m_ui.groupCombo->count() - 1, snippetEditor);
connect(snippetEditor, &SnippetEditorWidget::snippetContentChanged,
this, &SnippetsSettingsPagePrivate::setSnippetContent);
@@ -536,16 +535,12 @@ void SnippetsSettingsPagePrivate::setSnippetContent()
void SnippetsSettingsPagePrivate::decorateEditors(const TextEditor::FontSettings &fontSettings)
{
const QList<SnippetProvider> &providers = SnippetProvider::snippetProviders();
for (int i = 0; i < m_ui.groupCombo->count(); ++i) {
SnippetEditorWidget *snippetEditor = editorAt(i);
snippetEditor->textDocument()->setFontSettings(fontSettings);
const QString &id = m_ui.groupCombo->itemData(i).toString();
// This list should be quite short... Re-iterating over it is ok.
foreach (const SnippetProvider &provider, providers) {
if (provider.groupId() == id)
provider.decorateEditor(snippetEditor);
}
SnippetProvider::decorateEditor(snippetEditor, id);
}
}