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57 lines
1.5 KiB
57 lines
1.5 KiB
#include "historymanager.h"
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/** HISTORY MANAGER ***
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*** TODO: Add more complex support (like in Konqueror)
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Maybe use Konqueror's History Manager */
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HistoryManager::HistoryManager(TQObject *tqparent) : TQObject(tqparent) {
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}
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HistoryManager::~HistoryManager() {
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}
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void HistoryManager::addURL(const KURL &url) {
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/* push current URL to the back */
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if (!currentURL.isEmpty()) {
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if (back_stack.count() == 0)
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emit uiChanged( Back, true );
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back_stack.push(currentURL);
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}
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/* Make a copy of the new URL */
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currentURL = url;
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/* Clear the forward stack */
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if (forward_stack.count() > 0)
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emit uiChanged( Forward, false );
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forward_stack.clear();
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}
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KURL HistoryManager::back() {
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if (back_stack.count() <= 0)
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return KURL();
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/* The currentURL is now pushed in the forward_stack */
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if (forward_stack.count() == 0)
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emit uiChanged( Forward, true );
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forward_stack.push(currentURL);
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/* The last URL is the back stack is now popped as the current one */
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if (back_stack.count() == 1)
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emit uiChanged( Back, false );
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currentURL = back_stack.pop();
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return currentURL;
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}
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KURL HistoryManager::forward() {
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if (forward_stack.count() <= 0)
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return KURL();
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/* Push the currentURL into the back_stack */
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if (back_stack.count() == 0)
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emit uiChanged( Back, true );
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back_stack.push(currentURL);
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/* Pop from the forward_stack into the currentURL */
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if (forward_stack.count() == 1)
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emit uiChanged( Forward, false );
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currentURL = forward_stack.pop();
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return currentURL;
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}
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#include "historymanager.moc"
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