(librunview) Selecting URLs
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Jaidyn Ann
parent
bc55617f81
commit
9c2ab6ed0a
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@ -5,15 +5,22 @@
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#include "RunView.h"
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#include <Cursor.h>
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#include <Window.h>
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RunView::RunView(const char* name)
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:
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BTextView(name),
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fLastStyled(false)
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fLastStyled(false),
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fUrlCursor(new BCursor(B_CURSOR_ID_FOLLOW_LINK)),
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fMouseDown(false),
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fSelecting(false)
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{
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MakeEditable(false);
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SetStylable(true);
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AdoptSystemColors();
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SetViewCursor(B_CURSOR_SYSTEM_DEFAULT);
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text_run run = { 0, BFont(), ui_color(B_PANEL_TEXT_COLOR) };
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fDefaultRun = { 1, {run} };
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@ -85,3 +92,131 @@ RunView::Insert(const char* text, const text_run_array* runs)
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lastEnd = urlEnd;
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}
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}
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void
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RunView::MouseDown(BPoint where)
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{
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uint32 buttons = 0;
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Window()->CurrentMessage()->FindInt32("buttons", (int32*)&buttons);
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if (!(buttons & B_SECONDARY_MOUSE_BUTTON))
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BTextView::MouseDown(where);
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BUrl url;
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if ((buttons & B_PRIMARY_MOUSE_BUTTON) && OverUrl(where, &url)) {
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fMouseDown = true;
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if (url.IsValid() == true)
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fLastClicked = url;
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}
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}
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void
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RunView::MouseUp(BPoint where)
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{
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BTextView::MouseUp(where);
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if (fMouseDown && fSelecting == false && fLastClicked.IsValid() == true) {
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fLastClicked.OpenWithPreferredApplication(true);
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fLastClicked = BUrl();
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}
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fMouseDown = false;
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fSelecting = false;
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}
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void
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RunView::MouseMoved(BPoint where, uint32 code, const BMessage* drag)
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{
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if (fSelecting == true)
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return;
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if (code == B_INSIDE_VIEW)
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if (OverUrl(where) == true)
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SetViewCursor(fUrlCursor);
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else
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SetViewCursor(B_CURSOR_SYSTEM_DEFAULT);
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}
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void
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RunView::Select(int32 startOffset, int32 endOffset)
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{
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BTextView::Select(startOffset, endOffset);
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if (startOffset < endOffset) {
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fSelecting = true;
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}
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}
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BString
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RunView::WordAt(BPoint point)
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{
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int32 wordOffset = OffsetAt(point);
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int32 lineOffset = OffsetAt(LineAt(point));
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const char* lineBuff = GetLine(LineAt(point));
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BString line(lineBuff);
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delete lineBuff;
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int32 wordStart = line.FindLast(" ", wordOffset - lineOffset) + 1;
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int32 wordEnd = line.FindFirst(" ", wordOffset - lineOffset);
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if (wordStart == B_ERROR)
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wordStart = 0;
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if (wordEnd == B_ERROR)
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wordEnd = line.CountChars();
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BString buffer;
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line.CopyCharsInto(buffer, wordStart, wordEnd - wordStart);
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return buffer;
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}
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const char*
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RunView::GetLine(int32 line)
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{
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int32 length = 0;
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int32 startOffset = OffsetAt(line);
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int32 maxLength = TextLength() - startOffset;
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while (length < maxLength && ByteAt(startOffset + length) != '\n')
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length++;
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char* buffer = new char[length];
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GetText(startOffset, length, buffer);
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return buffer;
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}
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bool
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RunView::OverText(BPoint where)
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{
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int32 offset = OffsetAt(where);
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BPoint point = PointAt(offset);
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if (point.x + 10 < where.x)
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return false;
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return true;
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}
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bool
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RunView::OverUrl(BPoint where, BUrl* url)
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{
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if (OverText(where) == false)
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return false;
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BString word = WordAt(where);
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if (BUrl(word.String()).IsValid() == true) {
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if (url != NULL)
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url->SetUrlString(word);
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return true;
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}
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return false;
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}
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void
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RunView::ScrollToBottom()
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{
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ScrollToOffset(TextLength());
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}
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@ -6,6 +6,7 @@
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#define _RUN_VIEW_H
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#include <TextView.h>
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#include <Url.h>
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class RunView : public BTextView {
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@ -19,10 +20,29 @@ public:
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// Only differs in that it changes font face and color of any URLs
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virtual void Insert(const char* text, const text_run_array* runs = NULL);
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virtual void MouseDown(BPoint where);
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virtual void MouseUp(BPoint where);
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virtual void MouseMoved(BPoint where, uint32 code, const BMessage* drag);
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virtual void Select(int32 startOffset, int32 endOffset);
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BString WordAt(BPoint point);
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const char* GetLine(int32 line);
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bool OverText(BPoint where);
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bool OverUrl(BPoint where, BUrl* url = NULL);
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void ScrollToBottom();
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private:
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bool fLastStyled;
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text_run_array fDefaultRun;
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text_run_array fUrlRun;
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BCursor* fUrlCursor;
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BUrl fLastClicked;
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bool fMouseDown;
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bool fSelecting;
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};
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#endif // _RUN_VIEW_H
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@ -1,94 +0,0 @@
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/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is Vision.
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*
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* The Initial Developer of the Original Code is The Vision Team.
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* Portions created by The Vision Team are
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* Copyright (C) 1999, 2000, 2001 The Vision Team. All Rights
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* Reserved.
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*
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* Contributor(s): Rene Gollent
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* Todd Lair
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*/
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#include <ctype.h>
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#include "URLCrunch.h"
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URLCrunch::URLCrunch (const char* data, int32 len)
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: buffer (""),
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current_pos (0)
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{
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buffer.Append (data, len);
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}
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URLCrunch::~URLCrunch (void)
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{
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}
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int32
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URLCrunch::Crunch (BString* url)
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{
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if (current_pos >= buffer.Length())
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return B_ERROR;
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const int32 tagNum = 7;
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const char* tags[tagNum] = {
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"http://",
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"https://",
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"www.",
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"ftp://",
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"ftp.",
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"file:/",
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"mailto:"
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};
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int32 marker (buffer.Length());
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int32 pos (current_pos);
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int32 url_length (0);
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int32 markers[tagNum];
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int32 i(0);
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for (i = 0; i < tagNum; ++i)
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markers[i] = buffer.IFindFirst (tags[i], pos);
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for (i = 0; i < tagNum; ++i)
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if (markers[i] != B_ERROR
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&& markers[i] < marker) {
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url_length = markers[i] + strlen(tags[i]);
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url_length += strcspn (buffer.String() + url_length, " \t\n|\\<>\")(][}{;'*^");
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int len (strlen (tags[i]));
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if (url_length - markers[i] > len
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&& (isdigit (buffer[markers[i] + len])
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|| isalpha (buffer[markers[i] + len]))) {
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marker = markers[i];
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pos = url_length + 1;
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url_length -= marker;
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} else
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pos = markers[i] + 1;
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}
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if (marker < buffer.Length()) {
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*url = "";
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url->Append (buffer.String() + marker, url_length);
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}
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current_pos = pos;
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return marker < buffer.Length() ? marker : B_ERROR;
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}
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@ -1,40 +0,0 @@
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/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is Vision.
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*
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* The Initial Developer of the Original Code is The Vision Team.
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* Portions created by The Vision Team are
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* Copyright (C) 1999, 2000, 2001 The Vision Team. All Rights
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* Reserved.
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*
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* Contributor(s): Todd Lair
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*
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*/
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#ifndef URLCRUNCH_H_
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#define URLCRUNCH_H_
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#include <String.h>
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class URLCrunch
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{
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BString buffer;
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int32 current_pos;
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public:
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URLCrunch (const char*, int32);
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~URLCrunch (void);
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int32 Crunch (BString*);
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};
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#endif
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