1 | /*************************************************************************** |
2 | * Copyright (C) 2005-2014 by the Quassel Project * |
3 | * devel@quassel-irc.org * |
4 | * * |
5 | * This program is free software; you can redistribute it and/or modify * |
6 | * it under the terms of the GNU General Public License as published by * |
7 | * the Free Software Foundation; either version 2 of the License, or * |
8 | * (at your option) version 3. * |
9 | * * |
10 | * This program is distributed in the hope that it will be useful, * |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
13 | * GNU General Public License for more details. * |
14 | * * |
15 | * You should have received a copy of the GNU General Public License * |
16 | * along with this program; if not, write to the * |
17 | * Free Software Foundation, Inc., * |
18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * |
19 | ***************************************************************************/ |
20 | |
21 | #ifndef CHATVIEWSEARCHCONTROLLER_H |
22 | #define CHATVIEWSEARCHCONTROLLER_H |
23 | |
24 | #include <QObject> |
25 | #include <QHash> |
26 | #include <QPointer> |
27 | #include <QString> |
28 | #include <QTimeLine> |
29 | |
30 | #include "chatscene.h" |
31 | #include "message.h" |
32 | |
33 | class QGraphicsItem; |
34 | class ChatLine; |
35 | class SearchHighlightItem; |
36 | |
37 | class ChatViewSearchController : public QObject |
38 | { |
39 | Q_OBJECT |
40 | |
41 | public: |
42 | ChatViewSearchController(QObject *parent = 0); |
43 | |
44 | inline const QString &searchString() const { return _searchString; } |
45 | |
46 | void setScene(ChatScene *scene); |
47 | |
48 | public slots: |
49 | void setSearchString(const QString &searchString); |
50 | void setCaseSensitive(bool caseSensitive); |
51 | void setSearchSenders(bool searchSenders); |
52 | void setSearchMsgs(bool searchMsgs); |
53 | void setSearchOnlyRegularMsgs(bool searchOnlyRegularMsgs); |
54 | |
55 | void highlightNext(); |
56 | void highlightPrev(); |
57 | |
58 | private slots: |
59 | void sceneDestroyed(); |
60 | void updateHighlights(bool reuse = false); |
61 | |
62 | void repositionHighlights(); |
63 | void repositionHighlights(ChatLine *line); |
64 | |
65 | signals: |
66 | void newCurrentHighlight(QGraphicsItem *highlightItem); |
67 | |
68 | private: |
69 | QString _searchString; |
70 | ChatScene *_scene; |
71 | QList<SearchHighlightItem *> _highlightItems; |
72 | int _currentHighlight; |
73 | |
74 | bool _caseSensitive; |
75 | bool _searchSenders; |
76 | bool _searchMsgs; |
77 | bool _searchOnlyRegularMsgs; |
78 | |
79 | inline Qt::CaseSensitivity caseSensitive() const { return _caseSensitive ? Qt::CaseSensitive : Qt::CaseInsensitive; } |
80 | |
81 | inline bool checkType(Message::Type type) const { return type & (Message::Plain | Message::Notice | Message::Action); } |
82 | |
83 | void checkMessagesForHighlight(int start = 0, int end = -1); |
84 | void highlightLine(ChatLine *line); |
85 | void updateHighlights(ChatLine *line); |
86 | }; |
87 | |
88 | |
89 | // Highlight Items |
90 | #include <QGraphicsItem> |
91 | |
92 | class SearchHighlightItem : public QObject, public QGraphicsItem |
93 | { |
94 | Q_OBJECT |
95 | #if QT_VERSION >= 0x040600 |
96 | Q_INTERFACES(QGraphicsItem) |
97 | #endif |
98 | |
99 | public : |
100 | SearchHighlightItem(QRectF wordRect, QGraphicsItem *parent = 0); |
101 | virtual inline QRectF boundingRect() const { return _boundingRect; } |
102 | void updateGeometry(qreal width, qreal height); |
103 | virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0); |
104 | enum { Type = ChatScene::SearchHighlightType }; |
105 | virtual inline int type() const { return Type; } |
106 | |
107 | void setHighlighted(bool highlighted); |
108 | |
109 | static bool firstInLine(QGraphicsItem *item1, QGraphicsItem *item2); |
110 | |
111 | private slots: |
112 | void updateHighlight(qreal value); |
113 | |
114 | private: |
115 | QRectF _boundingRect; |
116 | bool _highlighted; |
117 | int _alpha; |
118 | QTimeLine _timeLine; |
119 | }; |
120 | |
121 | |
122 | #endif //CHATVIEWSEARCHCONTROLLER_H |
123 | |