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Jesper Pedersen

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Advanced Qt - A Deep Dive 5/6 - ModelView Part 1Qt Developer Days Munich 20112011-10-24
A concrete walkthrough shows replacing a widget-based thumbnail loader with a model adapter to avoid loading 5,000 images into X memory, using a custom adapter…
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Advanced Qt - A Deep Dive 6/6 - ModelView Part 2Qt Developer Days Munich 20112011-10-24
Shows how to implement a scalable on‑demand tree model by subclassing QAbstractItemModel to wrap an existing QObject hierarchy (an object inspector example)…
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Advanced Qt -A Deep Dive 1/6 Graphics View Part 1Qt Developer Days Munich 20112011-10-24
Deep dive into Qt Graphics View explains how QGraphicsScene + QGraphicsView + QGraphicsItem form a model/view for 2D rendering, with a binary space…
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Advanced Qt - A Deep Dive 2/6 Graphics View Part 2Qt Developer Days Munich 20112011-10-24
Custom QGraphicsItem must implement paint() and boundingRect(); shape() is optional but needed for precise hit tests. boundingRect() must be extremely cheap…
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Advanced Qt - A Deep Dive 3/6 Multithreading Part1Qt Developer Days Munich 20112011-10-24
Covers Qt’s practical multithreading: use separate threads to keep the GUI responsive and QThread/exec for per-thread event loops, not for heavy parallel CPU…
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Advanced Qt - A Deep Dive 4/6 Multithreading Part 2Qt Developer Days Munich 20112011-10-24
Explains concrete Qt concurrency patterns: create threads with QThread (run now calls exec by default) or use moveToThread and rely on the event loop, and…
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